402323211010 has 32 divisors (see below), whose sum is σ = 833590558080. Its totient is φ = 136947013632.

The previous prime is 402323210981. The next prime is 402323211047. The reversal of 402323211010 is 10112323204.

It is a happy number.

It is a super-2 number, since 2×402323211010² (a number of 24 digits) contains 22 as substring.

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, 20664639 + ... + 20684098.

It is an arithmetic number, because the mean of its divisors is an integer number (26049704940).

Almost surely, 2^402323211010 is an apocalyptic number.

402323211010 is an abundant number, since it is smaller than the sum of its proper divisors (431267347070).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

402323211010 is a wasteful number, since it uses less digits than its factorization.

402323211010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41348890.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 402323211010 its reverse (10112323204), we get a palindrome (412435534214).

The spelling of 402323211010 in words is "four hundred two billion, three hundred twenty-three million, two hundred eleven thousand, ten".