200210122021001 has 16 divisors (see below), whose sum is σ = 207541286663760. Its totient is φ = 192907833081600.

The previous prime is 200210122020967. The next prime is 200210122021003. The reversal of 200210122021001 is 100120221012002.

It can be written as a sum of positive squares in 8 ways, for example, as 38117782081600 + 162092339939401 = 6173960^2 + 12731549^2 .

It is a cyclic number.

It is not a de Polignac number, because 200210122021001 - 2³⁸ = 199935244114057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200210122021003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25732091 + ... + 32596943.

It is an arithmetic number, because the mean of its divisors is an integer number (12971330416485).

Almost surely, 2^{200210122021001} is an apocalyptic number.

It is an amenable number.

200210122021001 is a deficient number, since it is larger than the sum of its proper divisors (7331164642759).

200210122021001 is a wasteful number, since it uses less digits than its factorization.

200210122021001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6866956.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 200210122021001 its reverse (100120221012002), we get a palindrome (300330343033003).

The spelling of 200210122021001 in words is "two hundred trillion, two hundred ten billion, one hundred twenty-two million, twenty-one thousand, one".