11212102001210 has 48 divisors (see below), whose sum is σ = 22184191112328. Its totient is φ = 4076961060480.

The previous prime is 11212102001189. The next prime is 11212102001257. The reversal of 11212102001210 is 1210020121211.

It can be written as a sum of positive squares in 4 ways, for example, as 7855009577041 + 3357092424169 = 2802679^2 + 1832237^2 .

It is a super-2 number, since 2×11212102001210² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31570184 + ... + 31923356.

Almost surely, 2^{11212102001210} is an apocalyptic number.

11212102001210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11212102001210 is a deficient number, since it is larger than the sum of its proper divisors (10972089111118).

11212102001210 is a wasteful number, since it uses less digits than its factorization.

11212102001210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379439 (or 379428 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11212102001210 its reverse (1210020121211), we get a palindrome (12422122122421).

The spelling of 11212102001210 in words is "eleven trillion, two hundred twelve billion, one hundred two million, one thousand, two hundred ten".