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1020221101201 = 17503727164113
BaseRepresentation
bin11101101100010011110…
…10101001010010010001
310121112100221222210120011
432312021322221102101
5113203403100214301
62100403314514521
7133465013163601
oct16661172512221
93545327883504
101020221101201
1136374523a585
12145885b95a41
137528b708193
1437543c44c01
151b811b08a51
hexed89ea9491

1020221101201 has 16 divisors (see below), whose sum is σ = 1083877127424. Its totient is φ = 956975145984.

The previous prime is 1020221101199. The next prime is 1020221101223. The reversal of 1020221101201 is 1021011220201.

1020221101201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 1020221101201 - 21 = 1020221101199 is a prime.

It is a super-3 number, since 3×10202211012013 (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1020221101001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6134521 + ... + 6298633.

It is an arithmetic number, because the mean of its divisors is an integer number (67742320464).

Almost surely, 21020221101201 is an apocalyptic number.

It is an amenable number.

1020221101201 is a deficient number, since it is larger than the sum of its proper divisors (63656026223).

1020221101201 is a wasteful number, since it uses less digits than its factorization.

1020221101201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165360.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1020221101201 its reverse (1021011220201), we get a palindrome (2041232321402).

The spelling of 1020221101201 in words is "one trillion, twenty billion, two hundred twenty-one million, one hundred one thousand, two hundred one".

Divisors: 1 17 503 727 8551 12359 164113 365681 2789921 6216577 82548839 119310151 1403330263 2028272567 60013005953 1020221101201