122011131302 has 4 divisors (see below), whose sum is σ = 183016696956. Its totient is φ = 61005565650.

The previous prime is 122011131289. The next prime is 122011131313. The reversal of 122011131302 is 203131110221.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30502782824 + ... + 30502782827.

It is an arithmetic number, because the mean of its divisors is an integer number (45754174239).

Almost surely, 2^122011131302 is an apocalyptic number.

122011131302 is a deficient number, since it is larger than the sum of its proper divisors (61005565654).

122011131302 is an equidigital number, since it uses as much as digits as its factorization.

122011131302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61005565653.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 122011131302 its reverse (203131110221), we get a palindrome (325142241523).

The spelling of 122011131302 in words is "one hundred twenty-two billion, eleven million, one hundred thirty-one thousand, three hundred two".