3200112021031 has 4 divisors (see below), whose sum is σ = 3218609778552. Its totient is φ = 3181614263512.

The previous prime is 3200112021011. The next prime is 3200112021037. The reversal of 3200112021031 is 1301202110023.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3200112021031 - 2⁵ = 3200112020999 is a prime.

It is a super-2 number, since 2×3200112021031² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3200112020996 and 3200112021014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3200112021037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9248878501 + ... + 9248878846.

It is an arithmetic number, because the mean of its divisors is an integer number (804652444638).

Almost surely, 2^{3200112021031} is an apocalyptic number.

3200112021031 is a deficient number, since it is larger than the sum of its proper divisors (18497757521).

3200112021031 is a wasteful number, since it uses less digits than its factorization.

3200112021031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18497757520.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 3200112021031 its reverse (1301202110023), we get a palindrome (4501314131054).

The spelling of 3200112021031 in words is "three trillion, two hundred billion, one hundred twelve million, twenty-one thousand, thirty-one".