1002120101012 has 48 divisors (see below), whose sum is σ = 1859730243840. Its totient is φ = 470859981312.

The previous prime is 1002120100987. The next prime is 1002120101023. The reversal of 1002120101012 is 2101010212001.

It is a junction number, because it is equal to n+sod(n) for n = 1002120100984 and 1002120101002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 221852978 + ... + 221857494.

It is an arithmetic number, because the mean of its divisors is an integer number (38744380080).

Almost surely, 2^{1002120101012} is an apocalyptic number.

It is an amenable number.

1002120101012 is a deficient number, since it is larger than the sum of its proper divisors (857610142828).

1002120101012 is a wasteful number, since it uses less digits than its factorization.

1002120101012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8840 (or 8838 counting only the distinct ones).

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

Adding to 1002120101012 its reverse (2101010212001), we get a palindrome (3103130313013).

The spelling of 1002120101012 in words is "one trillion, two billion, one hundred twenty million, one hundred one thousand, twelve".