1230020313111 has 32 divisors (see below), whose sum is σ = 1824198656000. Its totient is φ = 819138178944.

The previous prime is 1230020313089. The next prime is 1230020313113. The reversal of 1230020313111 is 1113130200321.

1230020313111 is a `hidden beast` number, since 1 + 2 + 300 + 20 + 31 + 311 + 1 = 666.

It is not a de Polignac number, because 1230020313111 - 2⁵ = 1230020313079 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 (1230020313113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 144043080 + ... + 144051618.

It is an arithmetic number, because the mean of its divisors is an integer number (57006208000).

Almost surely, 2^{1230020313111} is an apocalyptic number.

1230020313111 is a deficient number, since it is larger than the sum of its proper divisors (594178342889).

1230020313111 is a wasteful number, since it uses less digits than its factorization.

1230020313111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13620 (or 13614 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1230020313111 its reverse (1113130200321), we get a palindrome (2343150513432).

The spelling of 1230020313111 in words is "one trillion, two hundred thirty billion, twenty million, three hundred thirteen thousand, one hundred eleven".