1122212321031 has 16 divisors (see below), whose sum is σ = 1510014624480. Its totient is φ = 741280081920.

The previous prime is 1122212320969. The next prime is 1122212321053. The reversal of 1122212321031 is 1301232122211.

It is a de Polignac number, because none of the positive numbers 2^k-1122212321031 is a prime.

It is a super-2 number, since 2×1122212321031² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1122212320989 and 1122212321007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122212322031) 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, 511341 + ... + 1583001.

It is an arithmetic number, because the mean of its divisors is an integer number (94375914030).

Almost surely, 2^{1122212321031} is an apocalyptic number.

1122212321031 is a deficient number, since it is larger than the sum of its proper divisors (387802303449).

1122212321031 is a wasteful number, since it uses less digits than its factorization.

1122212321031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1074866.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 1122212321031 its reverse (1301232122211), we get a palindrome (2423444443242).

The spelling of 1122212321031 in words is "one trillion, one hundred twenty-two billion, two hundred twelve million, three hundred twenty-one thousand, thirty-one".