122031421412 has 12 divisors (see below), whose sum is σ = 218763645996. Its totient is φ = 59527522560.

The previous prime is 122031421399. The next prime is 122031421439. The reversal of 122031421412 is 214124130221.

It can be written as a sum of positive squares in 2 ways, for example, as 13675899136 + 108355522276 = 116944^2 + 329174^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 372046853 + ... + 372047180.

It is an arithmetic number, because the mean of its divisors is an integer number (18230303833).

Almost surely, 2^122031421412 is an apocalyptic number.

It is an amenable number.

122031421412 is a deficient number, since it is larger than the sum of its proper divisors (96732224584).

122031421412 is a wasteful number, since it uses less digits than its factorization.

122031421412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744094078 (or 744094076 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 122031421412 its reverse (214124130221), we get a palindrome (336155551633).

The spelling of 122031421412 in words is "one hundred twenty-two billion, thirty-one million, four hundred twenty-one thousand, four hundred twelve".