20112002111002 has 32 divisors (see below), whose sum is σ = 32001384925440. Its totient is φ = 9447056908800.

The previous prime is 20112002110987. The next prime is 20112002111011. The reversal of 20112002111002 is 20011120021102.

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, 119802399 + ... + 119970157.

It is an arithmetic number, because the mean of its divisors is an integer number (1000043278920).

Almost surely, 2^{20112002111002} is an apocalyptic number.

20112002111002 is a deficient number, since it is larger than the sum of its proper divisors (11889382814438).

20112002111002 is a wasteful number, since it uses less digits than its factorization.

20112002111002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174246.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 20112002111002 its reverse (20011120021102), we get a palindrome (40123122132104).

The spelling of 20112002111002 in words is "twenty trillion, one hundred twelve billion, two million, one hundred eleven thousand, two".