22011000101210 has 32 divisors (see below), whose sum is σ = 40986522406800. Its totient is φ = 8500691727360.

The previous prime is 22011000101201. The next prime is 22011000101219. The reversal of 22011000101210 is 1210100011022.

It is an interprime number because it is at equal distance from previous prime (22011000101201) and next prime (22011000101219).

It can be written as a sum of positive squares in 8 ways, for example, as 1983683515489 + 20027316585721 = 1408433^2 + 4475189^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22011000101191 and 22011000101200.

It is not an unprimeable number, because it can be changed into a prime (22011000101219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24546236 + ... + 25427144.

Almost surely, 2^{22011000101210} is an apocalyptic number.

22011000101210 is a deficient number, since it is larger than the sum of its proper divisors (18975522305590).

22011000101210 is a wasteful number, since it uses less digits than its factorization.

22011000101210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 967106.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 22011000101210 its reverse (1210100011022), we get a palindrome (23221100112232).

The spelling of 22011000101210 in words is "twenty-two trillion, eleven billion, one hundred one thousand, two hundred ten".