2210200121 has 8 divisors (see below), whose sum is σ = 2253290400. Its totient is φ = 2167297600.

The previous prime is 2210200063. The next prime is 2210200127. The reversal of 2210200121 is 1210020122.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2210200121 - 2¹⁴ = 2210183737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2210200127) 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, 23051 + ... + 70368.

It is an arithmetic number, because the mean of its divisors is an integer number (281661300).

Almost surely, 2^2210200121 is an apocalyptic number.

It is an amenable number.

2210200121 is a deficient number, since it is larger than the sum of its proper divisors (43090279).

2210200121 is an equidigital number, since it uses as much as digits as its factorization.

2210200121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93879.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 2210200121 is about 47012.7655110822. The cubic root of 2210200121 is about 1302.5983771908.

Adding to 2210200121 its reverse (1210020122), we get a palindrome (3420220243).

The spelling of 2210200121 in words is "two billion, two hundred ten million, two hundred thousand, one hundred twenty-one".