201622420002 has 32 divisors (see below), whose sum is σ = 420799858560. Its totient is φ = 64281951360.

The previous prime is 201622419991. The next prime is 201622420019. The reversal of 201622420002 is 200024226102.

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, 4140774 + ... + 4189182.

It is an arithmetic number, because the mean of its divisors is an integer number (13149995580).

Almost surely, 2^201622420002 is an apocalyptic number.

201622420002 is an abundant number, since it is smaller than the sum of its proper divisors (219177438558).

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

201622420002 is a wasteful number, since it uses less digits than its factorization.

201622420002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78618.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 201622420002 its reverse (200024226102), we get a palindrome (401646646104).

The spelling of 201622420002 in words is "two hundred one billion, six hundred twenty-two million, four hundred twenty thousand, two".