21213362202410 has 32 divisors (see below), whose sum is σ = 43640545018752. Its totient is φ = 7272881340480.

The previous prime is 21213362202397. The next prime is 21213362202427. The reversal of 21213362202410 is 1420226331212.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3760772 + ... + 7521311.

It is an arithmetic number, because the mean of its divisors is an integer number (1363767031836).

Almost surely, 2^{21213362202410} is an apocalyptic number.

21213362202410 is an abundant number, since it is smaller than the sum of its proper divisors (22427182816342).

21213362202410 is a wasteful number, since it uses less digits than its factorization.

21213362202410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11308958.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 21213362202410 its reverse (1420226331212), we get a palindrome (22633588533622).

The spelling of 21213362202410 in words is "twenty-one trillion, two hundred thirteen billion, three hundred sixty-two million, two hundred two thousand, four hundred ten".