1200022210031 has 16 divisors (see below), whose sum is σ = 1282827768768. Its totient is φ = 1119773107200.

The previous prime is 1200022209983. The next prime is 1200022210043. The reversal of 1200022210031 is 1300122200021.

It is a happy number.

It is not a de Polignac number, because 1200022210031 - 2²⁶ = 1199955101167 is a prime.

It is a super-2 number, since 2×1200022210031² (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 = 1200022209988 and 1200022210015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200022210081) 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, 16977395 + ... + 17047931.

It is an arithmetic number, because the mean of its divisors is an integer number (80176735548).

Almost surely, 2^{1200022210031} is an apocalyptic number.

1200022210031 is a deficient number, since it is larger than the sum of its proper divisors (82805558737).

1200022210031 is a wasteful number, since it uses less digits than its factorization.

1200022210031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88642.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 1200022210031 its reverse (1300122200021), we get a palindrome (2500144410052).

The spelling of 1200022210031 in words is "one trillion, two hundred billion, twenty-two million, two hundred ten thousand, thirty-one".