1213372219401 has 12 divisors (see below), whose sum is σ = 1828850881728. Its totient is φ = 773744603544.

The previous prime is 1213372219373. The next prime is 1213372219417. The reversal of 1213372219401 is 1049122733121.

1213372219401 is a `hidden beast` number, since 1 + 2 + 1 + 3 + 37 + 2 + 219 + 401 = 666.

It is not a de Polignac number, because 1213372219401 - 2¹³ = 1213372211209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1213372219481) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2930850565 + ... + 2930850978.

It is an arithmetic number, because the mean of its divisors is an integer number (152404240144).

Almost surely, 2^{1213372219401} is an apocalyptic number.

It is an amenable number.

1213372219401 is a deficient number, since it is larger than the sum of its proper divisors (615478662327).

1213372219401 is a wasteful number, since it uses less digits than its factorization.

1213372219401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5861701572 (or 5861701569 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The spelling of 1213372219401 in words is "one trillion, two hundred thirteen billion, three hundred seventy-two million, two hundred nineteen thousand, four hundred one".