213034133499 has 16 divisors (see below), whose sum is σ = 309879116544. Its totient is φ = 129106893600.

The previous prime is 213034133491. The next prime is 213034133519. The reversal of 213034133499 is 994331430312.

It is a happy number.

It is not a de Polignac number, because 213034133499 - 2³ = 213034133491 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 213034133499.

It is not an unprimeable number, because it can be changed into a prime (213034133491) 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, 945762 + ... + 1149144.

It is an arithmetic number, because the mean of its divisors is an integer number (19367444784).

Almost surely, 2^213034133499 is an apocalyptic number.

213034133499 is a deficient number, since it is larger than the sum of its proper divisors (96844983045).

213034133499 is a wasteful number, since it uses less digits than its factorization.

213034133499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235138.

The product of its (nonzero) digits is 209952, while the sum is 42.

The spelling of 213034133499 in words is "two hundred thirteen billion, thirty-four million, one hundred thirty-three thousand, four hundred ninety-nine".