201426022320 has 80 divisors (see below), whose sum is σ = 624509433600. Its totient is φ = 53705970432.

The previous prime is 201426022319. The next prime is 201426022337. The reversal of 201426022320 is 23220624102.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1745781 + ... + 1857579.

It is an arithmetic number, because the mean of its divisors is an integer number (7806367920).

Almost surely, 2^201426022320 is an apocalyptic number.

201426022320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201426022320 is an abundant number, since it is smaller than the sum of its proper divisors (423083411280).

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

201426022320 is a wasteful number, since it uses less digits than its factorization.

201426022320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119322 (or 119316 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 201426022320 its reverse (23220624102), we get a palindrome (224646646422).

The spelling of 201426022320 in words is "two hundred one billion, four hundred twenty-six million, twenty-two thousand, three hundred twenty".