210123331012002 has 16 divisors (see below), whose sum is σ = 420247513009440. Its totient is φ = 70040968506432.

The previous prime is 210123331011991. The next prime is 210123331012013. The reversal of 210123331012002 is 200210133321012.

It is an interprime number because it is at equal distance from previous prime (210123331011991) and next prime (210123331012013).

It is a super-2 number, since 2×210123331012002² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 210123331012002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32225127 + ... + 38193002.

It is an arithmetic number, because the mean of its divisors is an integer number (26265469563090).

Almost surely, 2^{210123331012002} is an apocalyptic number.

210123331012002 is an abundant number, since it is smaller than the sum of its proper divisors (210124181997438).

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

210123331012002 is a wasteful number, since it uses less digits than its factorization.

210123331012002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70915457.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 210123331012002 its reverse (200210133321012), we get a palindrome (410333464333014).

The spelling of 210123331012002 in words is "two hundred ten trillion, one hundred twenty-three billion, three hundred thirty-one million, twelve thousand, two".