2113222003031 has 4 divisors (see below), whose sum is σ = 2113344235464. Its totient is φ = 2113099770600.

The previous prime is 2113222003003. The next prime is 2113222003069. The reversal of 2113222003031 is 1303002223112.

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 2113222003031 - 2¹⁰ = 2113222002007 is a prime.

It is a super-2 number, since 2×2113222003031² (a number of 25 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 = 2113222002994 and 2113222003012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113222003001) 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, 61090280 + ... + 61124861.

It is an arithmetic number, because the mean of its divisors is an integer number (528336058866).

Almost surely, 2^{2113222003031} is an apocalyptic number.

2113222003031 is a deficient number, since it is larger than the sum of its proper divisors (122232433).

2113222003031 is a wasteful number, since it uses less digits than its factorization.

2113222003031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122232432.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 2113222003031 its reverse (1303002223112), we get a palindrome (3416224226143).

The spelling of 2113222003031 in words is "two trillion, one hundred thirteen billion, two hundred twenty-two million, three thousand, thirty-one".