121862693383 has 2 divisors, whose sum is σ = 121862693384. Its totient is φ = 121862693382.

The previous prime is 121862693377. The next prime is 121862693423. The reversal of 121862693383 is 383396268121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121862693383 - 2⁹ = 121862692871 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 121862693383.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121862393383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60931346691 + 60931346692.

It is an arithmetic number, because the mean of its divisors is an integer number (60931346692).

Almost surely, 2^121862693383 is an apocalyptic number.

121862693383 is a deficient number, since it is larger than the sum of its proper divisors (1).

121862693383 is an equidigital number, since it uses as much as digits as its factorization.

121862693383 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2239488, while the sum is 52.

The spelling of 121862693383 in words is "one hundred twenty-one billion, eight hundred sixty-two million, six hundred ninety-three thousand, three hundred eighty-three".