102110121002 has 24 divisors (see below), whose sum is σ = 166166731584. Its totient is φ = 47029429952.

The previous prime is 102110120977. The next prime is 102110121007. The reversal of 102110121002 is 200121011201.

It is a super-2 number, since 2×102110121002² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (102110121007) 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 11 ways as a sum of consecutive naturals, for example, 1852208 + ... + 1906539.

It is an arithmetic number, because the mean of its divisors is an integer number (6923613816).

Almost surely, 2^102110121002 is an apocalyptic number.

102110121002 is a deficient number, since it is larger than the sum of its proper divisors (64056610582).

102110121002 is a wasteful number, since it uses less digits than its factorization.

102110121002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3758830 (or 3758813 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 102110121002 its reverse (200121011201), we get a palindrome (302231132203).

The spelling of 102110121002 in words is "one hundred two billion, one hundred ten million, one hundred twenty-one thousand, two".