1331032112122 has 4 divisors (see below), whose sum is σ = 1996548168186. Its totient is φ = 665516056060.

The previous prime is 1331032112119. The next prime is 1331032112141. The reversal of 1331032112122 is 2212112301331.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1005950826841 + 325081285281 = 1002971^2 + 570159^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1331032112093 and 1331032112102.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 332758028029 + ... + 332758028032.

Almost surely, 2^{1331032112122} is an apocalyptic number.

1331032112122 is a deficient number, since it is larger than the sum of its proper divisors (665516056064).

1331032112122 is an equidigital number, since it uses as much as digits as its factorization.

1331032112122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665516056063.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 1331032112122 its reverse (2212112301331), we get a palindrome (3543144413453).

The spelling of 1331032112122 in words is "one trillion, three hundred thirty-one billion, thirty-two million, one hundred twelve thousand, one hundred twenty-two".