1331202212322 has 128 divisors (see below), whose sum is σ = 2842055838720. Its totient is φ = 415101173760.

The previous prime is 1331202212309. The next prime is 1331202212371. The reversal of 1331202212322 is 2232122021331.

It is a junction number, because it is equal to n+sod(n) for n = 1331202212292 and 1331202212301.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 618299998 + ... + 618302150.

It is an arithmetic number, because the mean of its divisors is an integer number (22203561240).

Almost surely, 2^{1331202212322} is an apocalyptic number.

1331202212322 is an abundant number, since it is smaller than the sum of its proper divisors (1510853626398).

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

1331202212322 is a wasteful number, since it uses less digits than its factorization.

1331202212322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3308.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 1331202212322 its reverse (2232122021331), we get a palindrome (3563324233653).

The spelling of 1331202212322 in words is "one trillion, three hundred thirty-one billion, two hundred two million, two hundred twelve thousand, three hundred twenty-two".