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1020210111010 = 25195152291651
BaseRepresentation
bin11101101100010010100…
…00101110001000100010
310121112100012022102212001
432312021100232020202
5113203342242023020
62100402243154214
7133464520601326
oct16661120561042
93545305272761
101020210111010
1136373a013482
1214588237596a
137528935a9cc
14375425c3986
151b810b8750a
hexed8942e222

1020210111010 has 16 divisors (see below), whose sum is σ = 1837319484672. Its totient is φ = 407874870000.

The previous prime is 1020210110993. The next prime is 1020210111013. The reversal of 1020210111010 is 101110120201.

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

It is not an unprimeable number, because it can be changed into a prime (1020210111013) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 26126316 + ... + 26165335.

It is an arithmetic number, because the mean of its divisors is an integer number (114832467792).

Almost surely, 21020210111010 is an apocalyptic number.

1020210111010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1020210111010 is a deficient number, since it is larger than the sum of its proper divisors (817109373662).

1020210111010 is a wasteful number, since it uses less digits than its factorization.

1020210111010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52293609.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1020210111010 its reverse (101110120201), we get a palindrome (1121320231211).

The spelling of 1020210111010 in words is "one trillion, twenty billion, two hundred ten million, one hundred eleven thousand, ten".

Divisors: 1 2 5 10 1951 3902 9755 19510 52291651 104583302 261458255 522916510 102021011101 204042022202 510105055505 1020210111010