401030234130502 has 4 divisors (see below), whose sum is σ = 601545351195756. Its totient is φ = 200515117065250.

The previous prime is 401030234130497. The next prime is 401030234130521. The reversal of 401030234130502 is 205031432030104.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100257558532624 + ... + 100257558532627.

It is an arithmetic number, because the mean of its divisors is an integer number (150386337798939).

Almost surely, 2^{401030234130502} is an apocalyptic number.

401030234130502 is a deficient number, since it is larger than the sum of its proper divisors (200515117065254).

401030234130502 is a wasteful number, since it uses less digits than its factorization.

401030234130502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200515117065253.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 401030234130502 its reverse (205031432030104), we get a palindrome (606061666160606).

The spelling of 401030234130502 in words is "four hundred one trillion, thirty billion, two hundred thirty-four million, one hundred thirty thousand, five hundred two".