11121020111210 has 16 divisors (see below), whose sum is σ = 20082202238592. Its totient is φ = 4434104480400.

The previous prime is 11121020111207. The next prime is 11121020111233. The reversal of 11121020111210 is 1211102012111.

It is a Curzon number.

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, 1787942246 + ... + 1787948465.

It is an arithmetic number, because the mean of its divisors is an integer number (1255137639912).

Almost surely, 2^{11121020111210} is an apocalyptic number.

11121020111210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11121020111210 is a deficient number, since it is larger than the sum of its proper divisors (8961182127382).

11121020111210 is a wasteful number, since it uses less digits than its factorization.

11121020111210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3575891029.

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

Adding to 11121020111210 its reverse (1211102012111), we get a palindrome (12332122123321).

The spelling of 11121020111210 in words is "eleven trillion, one hundred twenty-one billion, twenty million, one hundred eleven thousand, two hundred ten".