100102220212 has 24 divisors (see below), whose sum is σ = 183304598400. Its totient is φ = 47741602656.

The previous prime is 100102220209. The next prime is 100102220219. The reversal of 100102220212 is 212022201001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 100102220192 and 100102220201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100102220219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1482387 + ... + 1548442.

It is an arithmetic number, because the mean of its divisors is an integer number (7637691600).

Almost surely, 2^100102220212 is an apocalyptic number.

It is an amenable number.

100102220212 is a deficient number, since it is larger than the sum of its proper divisors (83202378188).

100102220212 is a wasteful number, since it uses less digits than its factorization.

100102220212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3031215 (or 3031213 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 100102220212 its reverse (212022201001), we get a palindrome (312124421213).

The spelling of 100102220212 in words is "one hundred billion, one hundred two million, two hundred twenty thousand, two hundred twelve".