1012112111002 has 8 divisors (see below), whose sum is σ = 1518346026036. Its totient is φ = 505996768992.

The previous prime is 1012112110967. The next prime is 1012112111041. The reversal of 1012112111002 is 2001112112101.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 695490949521 + 316621161481 = 833961^2 + 562691^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29621913 + ... + 29656060.

Almost surely, 2^{1012112111002} is an apocalyptic number.

1012112111002 is a deficient number, since it is larger than the sum of its proper divisors (506233915034).

1012112111002 is an equidigital number, since it uses as much as digits as its factorization.

1012112111002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59286512.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1012112111002 its reverse (2001112112101), we get a palindrome (3013224223103).

The spelling of 1012112111002 in words is "one trillion, twelve billion, one hundred twelve million, one hundred eleven thousand, two".