1213250023350 has 84 divisors (see below), whose sum is σ = 3383419899276. Its totient is φ = 323533329840.

The previous prime is 1213250023339. The next prime is 1213250023367. The reversal of 1213250023350 is 533200523121.

It is a happy number.

1213250023350 is a `hidden beast` number, since 1 + 2 + 1 + 325 + 0 + 0 + 2 + 335 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 41 ways as a sum of consecutive naturals, for example, 16606212 + ... + 16679111.

Almost surely, 2^{1213250023350} is an apocalyptic number.

1213250023350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1213250023350 is an abundant number, since it is smaller than the sum of its proper divisors (2170169875926).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1213250023350 is an equidigital number, since it uses as much as digits as its factorization.

1213250023350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33285353 (or 33285333 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

Adding to 1213250023350 its reverse (533200523121), we get a palindrome (1746450546471).

The spelling of 1213250023350 in words is "one trillion, two hundred thirteen billion, two hundred fifty million, twenty-three thousand, three hundred fifty".