402133121135 has 16 divisors (see below), whose sum is σ = 503671041216. Its totient is φ = 307639546368.

The previous prime is 402133121111. The next prime is 402133121141. The reversal of 402133121135 is 531121331204.

It is a cyclic number.

It is not a de Polignac number, because 402133121135 - 2¹⁰ = 402133120111 is a prime.

It is a super-2 number, since 2×402133121135² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5114 + ... + 896823.

It is an arithmetic number, because the mean of its divisors is an integer number (31479440076).

Almost surely, 2^402133121135 is an apocalyptic number.

402133121135 is a deficient number, since it is larger than the sum of its proper divisors (101537920081).

402133121135 is a wasteful number, since it uses less digits than its factorization.

402133121135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 905842.

The product of its (nonzero) digits is 2160, while the sum is 26.

Adding to 402133121135 its reverse (531121331204), we get a palindrome (933254452339).

The spelling of 402133121135 in words is "four hundred two billion, one hundred thirty-three million, one hundred twenty-one thousand, one hundred thirty-five".