100120010212 has 6 divisors (see below), whose sum is σ = 175210017878. Its totient is φ = 50060005104.

The previous prime is 100120010203. The next prime is 100120010213. The reversal of 100120010212 is 212010021001.

It can be written as a sum of positive squares in only one way, i.e., 75123135396 + 24996874816 = 274086^2 + 158104^2 .

It is not an unprimeable number, because it can be changed into a prime (100120010213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12515001273 + ... + 12515001280.

Almost surely, 2^100120010212 is an apocalyptic number.

It is an amenable number.

100120010212 is a deficient number, since it is larger than the sum of its proper divisors (75090007666).

100120010212 is a wasteful number, since it uses less digits than its factorization.

100120010212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25030002557 (or 25030002555 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 100120010212 its reverse (212010021001), we get a palindrome (312130031213).

The spelling of 100120010212 in words is "one hundred billion, one hundred twenty million, ten thousand, two hundred twelve".