21011202200210 has 16 divisors (see below), whose sum is σ = 38461183689600. Its totient is φ = 8262032051376.

The previous prime is 21011202200203. The next prime is 21011202200231. The reversal of 21011202200210 is 1200220211012.

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, 17806102970 + ... + 17806104149.

It is an arithmetic number, because the mean of its divisors is an integer number (2403823980600).

Almost surely, 2^{21011202200210} is an apocalyptic number.

21011202200210 is a deficient number, since it is larger than the sum of its proper divisors (17449981489390).

21011202200210 is a wasteful number, since it uses less digits than its factorization.

21011202200210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35612207185.

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

Adding to 21011202200210 its reverse (1200220211012), we get a palindrome (22211422411222).

The spelling of 21011202200210 in words is "twenty-one trillion, eleven billion, two hundred two million, two hundred thousand, two hundred ten".