121520346362 has 4 divisors (see below), whose sum is σ = 182280519546. Its totient is φ = 60760173180.

The previous prime is 121520346323. The next prime is 121520346413. The reversal of 121520346362 is 263643025121.

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., 89131505401 + 32388840961 = 298549^2 + 179969^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30380086589 + ... + 30380086592.

Almost surely, 2^121520346362 is an apocalyptic number.

121520346362 is a deficient number, since it is larger than the sum of its proper divisors (60760173184).

121520346362 is an equidigital number, since it uses as much as digits as its factorization.

121520346362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60760173183.

The product of its (nonzero) digits is 51840, while the sum is 35.

The spelling of 121520346362 in words is "one hundred twenty-one billion, five hundred twenty million, three hundred forty-six thousand, three hundred sixty-two".