1002122111210 has 16 divisors (see below), whose sum is σ = 1967803418592. Its totient is φ = 364408040400.

The previous prime is 1002122111183. The next prime is 1002122111213. The reversal of 1002122111210 is 121112212001.

1002122111210 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 (1002122111213) 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, 4555100396 + ... + 4555100615.

It is an arithmetic number, because the mean of its divisors is an integer number (122987713662).

Almost surely, 2^{1002122111210} is an apocalyptic number.

1002122111210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1002122111210 is a deficient number, since it is larger than the sum of its proper divisors (965681307382).

1002122111210 is a wasteful number, since it uses less digits than its factorization.

1002122111210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9110201029.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1002122111210 its reverse (121112212001), we get a palindrome (1123234323211).

The spelling of 1002122111210 in words is "one trillion, two billion, one hundred twenty-two million, one hundred eleven thousand, two hundred ten".