10121211004 has 24 divisors (see below), whose sum is σ = 19287248400. Its totient is φ = 4628937600.

The previous prime is 10121210989. The next prime is 10121211011. The reversal of 10121211004 is 40011212101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2293897 + ... + 2298304.

It is an arithmetic number, because the mean of its divisors is an integer number (803635350).

Almost surely, 2^10121211004 is an apocalyptic number.

It is an amenable number.

10121211004 is a deficient number, since it is larger than the sum of its proper divisors (9166037396).

10121211004 is a wasteful number, since it uses less digits than its factorization.

10121211004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4592253 (or 4592251 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 10121211004 its reverse (40011212101), we get a palindrome (50132423105).

The spelling of 10121211004 in words is "ten billion, one hundred twenty-one million, two hundred eleven thousand, four".