202220002120090 has 16 divisors (see below), whose sum is σ = 367397835629472. Its totient is φ = 80132038222864.

The previous prime is 202220002119979. The next prime is 202220002120091. The reversal of 202220002120090 is 90021200022202.

202220002120090 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (202220002120091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94495327024 + ... + 94495329163.

It is an arithmetic number, because the mean of its divisors is an integer number (22962364726842).

Almost surely, 2^{202220002120090} is an apocalyptic number.

202220002120090 is a deficient number, since it is larger than the sum of its proper divisors (165177833509382).

202220002120090 is a wasteful number, since it uses less digits than its factorization.

202220002120090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188990656301.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 202220002120090 its reverse (90021200022202), we get a palindrome (292241202142292).

The spelling of 202220002120090 in words is "two hundred two trillion, two hundred twenty billion, two million, one hundred twenty thousand, ninety".