201122400022 has 8 divisors (see below), whose sum is σ = 306186340536. Its totient is φ = 99060286512.

The previous prime is 201122400019. The next prime is 201122400077. The reversal of 201122400022 is 220004221102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 201122399969 and 201122400005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 750456583 + ... + 750456850.

It is an arithmetic number, because the mean of its divisors is an integer number (38273292567).

Almost surely, 2^201122400022 is an apocalyptic number.

201122400022 is a deficient number, since it is larger than the sum of its proper divisors (105063940514).

201122400022 is a wasteful number, since it uses less digits than its factorization.

201122400022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1500913502.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 201122400022 its reverse (220004221102), we get a palindrome (421126621124).

The spelling of 201122400022 in words is "two hundred one billion, one hundred twenty-two million, four hundred thousand, twenty-two".