1012120100002 has 16 divisors (see below), whose sum is σ = 1656226885824. Its totient is φ = 460046158000.

The previous prime is 1012120099999. The next prime is 1012120100003. The reversal of 1012120100002 is 2000010212101.

It is not an unprimeable number, because it can be changed into a prime (1012120100003) 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, 897552 + ... + 1682212.

It is an arithmetic number, because the mean of its divisors is an integer number (103514180364).

Almost surely, 2^{1012120100002} is an apocalyptic number.

1012120100002 is a deficient number, since it is larger than the sum of its proper divisors (644106785822).

1012120100002 is a wasteful number, since it uses less digits than its factorization.

1012120100002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 843305.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1012120100002 its reverse (2000010212101), we get a palindrome (3012130312103).

The spelling of 1012120100002 in words is "one trillion, twelve billion, one hundred twenty million, one hundred thousand, two".