120415212253412 has 6 divisors (see below), whose sum is σ = 210726621443478. Its totient is φ = 60207606126704.

The previous prime is 120415212253411. The next prime is 120415212253541. The reversal of 120415212253412 is 214352212514021.

It can be written as a sum of positive squares in only one way, i.e., 108590238200896 + 11824974052516 = 10420664^2 + 3438746^2 .

It is not an unprimeable number, because it can be changed into a prime (120415212253411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15051901531673 + ... + 15051901531680.

It is an arithmetic number, because the mean of its divisors is an integer number (35121103573913).

Almost surely, 2^{120415212253412} is an apocalyptic number.

It is an amenable number.

120415212253412 is a deficient number, since it is larger than the sum of its proper divisors (90311409190066).

120415212253412 is a wasteful number, since it uses less digits than its factorization.

120415212253412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30103803063357 (or 30103803063355 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 35.

Adding to 120415212253412 its reverse (214352212514021), we get a palindrome (334767424767433).

The spelling of 120415212253412 in words is "one hundred twenty trillion, four hundred fifteen billion, two hundred twelve million, two hundred fifty-three thousand, four hundred twelve".