10121211221110 has 64 divisors (see below), whose sum is σ = 19925296038720. Its totient is φ = 3671023083520.

The previous prime is 10121211221089. The next prime is 10121211221137. The reversal of 10121211221110 is 1112211212101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 69109482 + ... + 69255778.

It is an arithmetic number, because the mean of its divisors is an integer number (311332750605).

Almost surely, 2^{10121211221110} is an apocalyptic number.

10121211221110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10121211221110 is a deficient number, since it is larger than the sum of its proper divisors (9804084817610).

10121211221110 is a wasteful number, since it uses less digits than its factorization.

10121211221110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147921.

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

Adding to 10121211221110 its reverse (1112211212101), we get a palindrome (11233422433211).

Subtracting from 10121211221110 its reverse (1112211212101), we obtain a palindrome (9009000009009).

The spelling of 10121211221110 in words is "ten trillion, one hundred twenty-one billion, two hundred eleven million, two hundred twenty-one thousand, one hundred ten".