1012210131111 has 16 divisors (see below), whose sum is σ = 1368161437920. Its totient is φ = 665533601280.

The previous prime is 1012210131083. The next prime is 1012210131131. The reversal of 1012210131111 is 1111310122101.

It is not a de Polignac number, because 1012210131111 - 2¹⁹ = 1012209606823 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012210131131) 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, 5636475 + ... + 5813283.

It is an arithmetic number, because the mean of its divisors is an integer number (85510089870).

Almost surely, 2^{1012210131111} is an apocalyptic number.

1012210131111 is a deficient number, since it is larger than the sum of its proper divisors (355951306809).

1012210131111 is a wasteful number, since it uses less digits than its factorization.

1012210131111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203026.

The product of its (nonzero) digits is 12, while the sum is 15.

Adding to 1012210131111 its reverse (1111310122101), we get a palindrome (2123520253212).

The spelling of 1012210131111 in words is "one trillion, twelve billion, two hundred ten million, one hundred thirty-one thousand, one hundred eleven".