1131031403322 has 32 divisors (see below), whose sum is σ = 2323505369472. Its totient is φ = 366772722624.

The previous prime is 1131031403279. The next prime is 1131031403377. The reversal of 1131031403322 is 2233041301311.

It is a junction number, because it is equal to n+sod(n) for n = 1131031403292 and 1131031403301.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1375128 + ... + 2037900.

It is an arithmetic number, because the mean of its divisors is an integer number (72609542796).

Almost surely, 2^{1131031403322} is an apocalyptic number.

1131031403322 is an abundant number, since it is smaller than the sum of its proper divisors (1192473966150).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1131031403322 is a wasteful number, since it uses less digits than its factorization.

1131031403322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670502.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 1131031403322 its reverse (2233041301311), we get a palindrome (3364072704633).

The spelling of 1131031403322 in words is "one trillion, one hundred thirty-one billion, thirty-one million, four hundred three thousand, three hundred twenty-two".