401012210104 has 64 divisors (see below), whose sum is σ = 826034307840. Its totient is φ = 180995420160.

The previous prime is 401012210099. The next prime is 401012210147.

It is a happy number.

401012210104 is nontrivially palindromic in base 10.

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, 16526509 + ... + 16550755.

It is an arithmetic number, because the mean of its divisors is an integer number (12906786060).

Almost surely, 2^401012210104 is an apocalyptic number.

401012210104 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 401012210104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (413017153920).

401012210104 is an abundant number, since it is smaller than the sum of its proper divisors (425022097736).

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

401012210104 is a wasteful number, since it uses less digits than its factorization.

401012210104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25580 (or 25576 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

It can be divided in two parts, 401012 and 210104, that added together give a palindrome (611116).

The spelling of 401012210104 in words is "four hundred one billion, twelve million, two hundred ten thousand, one hundred four".