10212120104 has 16 divisors (see below), whose sum is σ = 19227844800. Its totient is φ = 5084694832.

The previous prime is 10212120077. The next prime is 10212120143. The reversal of 10212120104 is 40102121201.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2668622 + ... + 2672445.

It is an arithmetic number, because the mean of its divisors is an integer number (1201740300).

Almost surely, 2^10212120104 is an apocalyptic number.

It is an amenable number.

10212120104 is a deficient number, since it is larger than the sum of its proper divisors (9015724696).

10212120104 is a wasteful number, since it uses less digits than its factorization.

10212120104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5341312 (or 5341308 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 10212120104 its reverse (40102121201), we get a palindrome (50314241305).

The spelling of 10212120104 in words is "ten billion, two hundred twelve million, one hundred twenty thousand, one hundred four".