100221010110212 has 24 divisors (see below), whose sum is σ = 177273598538400. Its totient is φ = 49571869536000.

The previous prime is 100221010110197. The next prime is 100221010110227. The reversal of 100221010110212 is 212011010122001.

It is an interprime number because it is at equal distance from previous prime (100221010110197) and next prime (100221010110227).

It is a super-2 number, since 2×100221010110212² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56501462 + ... + 58248237.

It is an arithmetic number, because the mean of its divisors is an integer number (7386399939100).

Almost surely, 2^{100221010110212} is an apocalyptic number.

It is an amenable number.

100221010110212 is a deficient number, since it is larger than the sum of its proper divisors (77052588428188).

100221010110212 is a wasteful number, since it uses less digits than its factorization.

100221010110212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114752051 (or 114752049 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 100221010110212 its reverse (212011010122001), we get a palindrome (312232020232213).

The spelling of 100221010110212 in words is "one hundred trillion, two hundred twenty-one billion, ten million, one hundred ten thousand, two hundred twelve".