100120222020212 has 12 divisors (see below), whose sum is σ = 179285048734176. Its totient is φ = 48895922381880.

The previous prime is 100120222020211. The next prime is 100120222020239. The reversal of 100120222020212 is 212020222021001.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100120222020211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 291047156864 + ... + 291047157207.

It is an arithmetic number, because the mean of its divisors is an integer number (14940420727848).

Almost surely, 2^{100120222020212} is an apocalyptic number.

It is an amenable number.

100120222020212 is a deficient number, since it is larger than the sum of its proper divisors (79164826713964).

100120222020212 is a wasteful number, since it uses less digits than its factorization.

100120222020212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 582094314118 (or 582094314116 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 100120222020212 its reverse (212020222021001), we get a palindrome (312140444041213).

The spelling of 100120222020212 in words is "one hundred trillion, one hundred twenty billion, two hundred twenty-two million, twenty thousand, two hundred twelve".