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1020210201010 = 2571113101919101
BaseRepresentation
bin11101101100010010100…
…01000100000110110010
310121112100012111000022101
432312021101010012302
5113203342302413020
62100402245131014
7133464521424610
oct16661121040662
93545305430271
101020210201010
1136373a075060
121458823b9a6a
137528938c970
14375426086b0
151b810ba400a
hexed894441b2

1020210201010 has 64 divisors (see below), whose sum is σ = 2465626915584. Its totient is φ = 293527008000.

The previous prime is 1020210201007. The next prime is 1020210201029. The reversal of 1020210201010 is 101020120201.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50949541 + ... + 50969560.

It is an arithmetic number, because the mean of its divisors is an integer number (38525420556).

Almost surely, 21020210201010 is an apocalyptic number.

1020210201010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1020210201010 is an abundant number, since it is smaller than the sum of its proper divisors (1445416714574).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1020210201010 is a wasteful number, since it uses less digits than its factorization.

1020210201010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101919139.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1020210201010 its reverse (101020120201), we get a palindrome (1121230321211).

The spelling of 1020210201010 in words is "one trillion, twenty billion, two hundred ten million, two hundred one thousand, ten".

Divisors: 1 2 5 7 10 11 13 14 22 26 35 55 65 70 77 91 110 130 143 154 182 286 385 455 715 770 910 1001 1430 2002 5005 10010 101919101 203838202 509595505 713433707 1019191010 1121110111 1324948313 1426867414 2242220222 2649896626 3567168535 5605550555 6624741565 7134337070 7847770777 9274638191 11211101110 13249483130 14574431443 15695541554 18549276382 29148862886 39238853885 46373190955 72872157215 78477707770 92746381910 102021020101 145744314430 204042040202 510105100505 1020210201010