100121011202212 has 108 divisors (see below), whose sum is σ = 238333933746048. Its totient is φ = 36007556270400.

The previous prime is 100121011202189. The next prime is 100121011202291. The reversal of 100121011202212 is 212202110121001.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 86858364 + ... + 88003507.

Almost surely, 2^{100121011202212} is an apocalyptic number.

It is an amenable number.

100121011202212 is an abundant number, since it is smaller than the sum of its proper divisors (138212922543836).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100121011202212 is a wasteful number, since it uses less digits than its factorization.

100121011202212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174861930 (or 174861904 counting only the distinct ones).

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

Adding to 100121011202212 its reverse (212202110121001), we get a palindrome (312323121323213).

The spelling of 100121011202212 in words is "one hundred trillion, one hundred twenty-one billion, eleven million, two hundred two thousand, two hundred twelve".