402241101012 has 96 divisors (see below), whose sum is σ = 1107321062400. Its totient is φ = 125835595776.

The previous prime is 402241101011. The next prime is 402241101049. The reversal of 402241101012 is 210101142204.

402241101012 is a `hidden beast` number, since 402 + 241 + 1 + 0 + 10 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402241101011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 337789 + ... + 958427.

It is an arithmetic number, because the mean of its divisors is an integer number (11534594400).

Almost surely, 2^402241101012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 402241101012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (553660531200).

402241101012 is an abundant number, since it is smaller than the sum of its proper divisors (705079961388).

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

402241101012 is a wasteful number, since it uses less digits than its factorization.

402241101012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 621022 (or 621014 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 402241101012 its reverse (210101142204), we get a palindrome (612342243216).

The spelling of 402241101012 in words is "four hundred two billion, two hundred forty-one million, one hundred one thousand, twelve".