1012211010202 has 64 divisors (see below), whose sum is σ = 1821080102400. Its totient is φ = 412803578880.

The previous prime is 1012211010197. The next prime is 1012211010229. The reversal of 1012211010202 is 2020101122101.

It is a super-2 number, since 2×1012211010202² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11192638 + ... + 11282710.

It is an arithmetic number, because the mean of its divisors is an integer number (28454376600).

Almost surely, 2^{1012211010202} is an apocalyptic number.

1012211010202 is a deficient number, since it is larger than the sum of its proper divisors (808869092198).

1012211010202 is a wasteful number, since it uses less digits than its factorization.

1012211010202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90511.

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

Adding to 1012211010202 its reverse (2020101122101), we get a palindrome (3032312132303).

The spelling of 1012211010202 in words is "one trillion, twelve billion, two hundred eleven million, ten thousand, two hundred two".