2210203132121 has 8 divisors (see below), whose sum is σ = 2211874336224. Its totient is φ = 2208532102240.

The previous prime is 2210203132069. The next prime is 2210203132139. The reversal of 2210203132121 is 1212313020122.

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 2210203132121 - 2²⁶ = 2210136023257 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2210203132093 and 2210203132102.

It is not an unprimeable number, because it can be changed into a prime (2210203134121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36947966 + ... + 37007736.

It is an arithmetic number, because the mean of its divisors is an integer number (276484292028).

Almost surely, 2^{2210203132121} is an apocalyptic number.

It is an amenable number.

2210203132121 is a deficient number, since it is larger than the sum of its proper divisors (1671204103).

2210203132121 is a wasteful number, since it uses less digits than its factorization.

2210203132121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87111.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 2210203132121 its reverse (1212313020122), we get a palindrome (3422516152243).

The spelling of 2210203132121 in words is "two trillion, two hundred ten billion, two hundred three million, one hundred thirty-two thousand, one hundred twenty-one".