1213200030133 has 16 divisors (see below), whose sum is σ = 1541336022016. Its totient is φ = 928930187520.

The previous prime is 1213200030121. The next prime is 1213200030143. The reversal of 1213200030133 is 3310300023121.

It is not a de Polignac number, because 1213200030133 - 2²⁵ = 1213166475701 is a prime.

It is a super-2 number, since 2×1213200030133² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1213200030133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1213200030143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 215027316 + ... + 215032957.

It is an arithmetic number, because the mean of its divisors is an integer number (96333501376).

Almost surely, 2^{1213200030133} is an apocalyptic number.

1213200030133 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1213200030133 is a deficient number, since it is larger than the sum of its proper divisors (328135991883).

1213200030133 is a wasteful number, since it uses less digits than its factorization.

1213200030133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430060324.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 1213200030133 its reverse (3310300023121), we get a palindrome (4523500053254).

The spelling of 1213200030133 in words is "one trillion, two hundred thirteen billion, two hundred million, thirty thousand, one hundred thirty-three".