1012020100111 has 8 divisors (see below), whose sum is σ = 1044679477248. Its totient is φ = 979361571000.

The previous prime is 1012020100109. The next prime is 1012020100123. The reversal of 1012020100111 is 1110010202101.

1012020100111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1012020100111 - 2¹ = 1012020100109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012020100151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2973006 + ... + 3295876.

It is an arithmetic number, because the mean of its divisors is an integer number (130584934656).

Almost surely, 2^{1012020100111} is an apocalyptic number.

1012020100111 is a deficient number, since it is larger than the sum of its proper divisors (32659377137).

1012020100111 is a wasteful number, since it uses less digits than its factorization.

1012020100111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424013.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1012020100111 its reverse (1110010202101), we get a palindrome (2122030302212).

The spelling of 1012020100111 in words is "one trillion, twelve billion, twenty million, one hundred thousand, one hundred eleven".