100221211201012 has 96 divisors (see below), whose sum is σ = 197754555575808. Its totient is φ = 44047290000000.

The previous prime is 100221211200991. The next prime is 100221211201043. The reversal of 100221211201012 is 210102112122001.

It is a congruent number.

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, 1148610387 + ... + 1148697637.

It is an arithmetic number, because the mean of its divisors is an integer number (2059943287248).

Almost surely, 2^{100221211201012} is an apocalyptic number.

It is an amenable number.

100221211201012 is a deficient number, since it is larger than the sum of its proper divisors (97533344374796).

100221211201012 is a wasteful number, since it uses less digits than its factorization.

100221211201012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93421 (or 93419 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 100221211201012 its reverse (210102112122001), we get a palindrome (310323323323013).

The spelling of 100221211201012 in words is "one hundred trillion, two hundred twenty-one billion, two hundred eleven million, two hundred one thousand, twelve".