1012020030111 has 16 divisors (see below), whose sum is σ = 1377548812800. Its totient is φ = 660713185440.

The previous prime is 1012020030053. The next prime is 1012020030127. The reversal of 1012020030111 is 1110300202101.

1012020030111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1012020030111 - 2³⁵ = 977660291743 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012020030811) 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, 15912115 + ... + 15975588.

It is an arithmetic number, because the mean of its divisors is an integer number (86096800800).

Almost surely, 2^{1012020030111} is an apocalyptic number.

1012020030111 is a deficient number, since it is larger than the sum of its proper divisors (365528782689).

1012020030111 is a wasteful number, since it uses less digits than its factorization.

1012020030111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31887926.

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

Adding to 1012020030111 its reverse (1110300202101), we get a palindrome (2122320232212).

The spelling of 1012020030111 in words is "one trillion, twelve billion, twenty million, thirty thousand, one hundred eleven".