402201111400 has 96 divisors (see below), whose sum is σ = 1053035815680. Its totient is φ = 141537024000.

The previous prime is 402201111397. The next prime is 402201111401. The reversal of 402201111400 is 4111102204.

It is a happy number.

It is a super-2 number, since 2×402201111400² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (402201111401) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2880489 + ... + 3016888.

It is an arithmetic number, because the mean of its divisors is an integer number (10969123080).

Almost surely, 2^402201111400 is an apocalyptic number.

402201111400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

402201111400 is an abundant number, since it is smaller than the sum of its proper divisors (650834704280).

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

402201111400 is a wasteful number, since it uses less digits than its factorization.

402201111400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5897435 (or 5897426 counting only the distinct ones).

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

Adding to 402201111400 its reverse (4111102204), we get a palindrome (406312213604).

The spelling of 402201111400 in words is "four hundred two billion, two hundred one million, one hundred eleven thousand, four hundred".