101002111112002 has 4 divisors (see below), whose sum is σ = 151503166668006. Its totient is φ = 50501055556000.

The previous prime is 101002111111963. The next prime is 101002111112009. The reversal of 101002111112002 is 200211111200101.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 100574603058721 + 427508053281 = 10028689^2 + 653841^2 .

It is not an unprimeable number, because it can be changed into a prime (101002111112009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25250527777999 + ... + 25250527778002.

Almost surely, 2^{101002111112002} is an apocalyptic number.

101002111112002 is a deficient number, since it is larger than the sum of its proper divisors (50501055556004).

101002111112002 is an equidigital number, since it uses as much as digits as its factorization.

101002111112002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50501055556003.

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

Adding to 101002111112002 its reverse (200211111200101), we get a palindrome (301213222312103).

The spelling of 101002111112002 in words is "one hundred one trillion, two billion, one hundred eleven million, one hundred twelve thousand, two".