10111021211210 has 16 divisors (see below), whose sum is σ = 18203106342600. Its totient is φ = 4043682226176.

The previous prime is 10111021211209. The next prime is 10111021211257. The reversal of 10111021211210 is 1211212011101.

It can be written as a sum of positive squares in 4 ways, for example, as 3089618268361 + 7021402942849 = 1757731^2 + 2649793^2 .

It is a super-4 number, since 4×10111021211210⁴ (a number of 53 digits) contains 4444 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90723815 + ... + 90835194.

Almost surely, 2^{10111021211210} is an apocalyptic number.

10111021211210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10111021211210 is a deficient number, since it is larger than the sum of its proper divisors (8092085131390).

10111021211210 is a wasteful number, since it uses less digits than its factorization.

10111021211210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181564585.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 10111021211210 its reverse (1211212011101), we get a palindrome (11322233222311).

The spelling of 10111021211210 in words is "ten trillion, one hundred eleven billion, twenty-one million, two hundred eleven thousand, two hundred ten".