400213230134 has 16 divisors (see below), whose sum is σ = 607866292368. Its totient is φ = 197603083392.

The previous prime is 400213230089. The next prime is 400213230173. The reversal of 400213230134 is 431032312004.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2920487 + ... + 3054450.

It is an arithmetic number, because the mean of its divisors is an integer number (37991643273).

Almost surely, 2^400213230134 is an apocalyptic number.

400213230134 is a deficient number, since it is larger than the sum of its proper divisors (207653062234).

400213230134 is a wasteful number, since it uses less digits than its factorization.

400213230134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5975359.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 400213230134 its reverse (431032312004), we get a palindrome (831245542138).

The spelling of 400213230134 in words is "four hundred billion, two hundred thirteen million, two hundred thirty thousand, one hundred thirty-four".