1002112220102 has 96 divisors (see below), whose sum is σ = 1788651206496. Its totient is φ = 419736038400.

The previous prime is 1002112220099. The next prime is 1002112220129. The reversal of 1002112220102 is 2010222112001.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 772637918 + ... + 772639214.

It is an arithmetic number, because the mean of its divisors is an integer number (18631783401).

Almost surely, 2^{1002112220102} is an apocalyptic number.

1002112220102 is a deficient number, since it is larger than the sum of its proper divisors (786538986394).

1002112220102 is a wasteful number, since it uses less digits than its factorization.

1002112220102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2102 (or 2095 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1002112220102 its reverse (2010222112001), we get a palindrome (3012334332103).

The spelling of 1002112220102 in words is "one trillion, two billion, one hundred twelve million, two hundred twenty thousand, one hundred two".