11111020020002 has 16 divisors (see below), whose sum is σ = 19288570018560. Its totient is φ = 4701588941088.

The previous prime is 11111020019993. The next prime is 11111020020029. The reversal of 11111020020002 is 20002002011111.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5023064003 + ... + 5023066214.

It is an arithmetic number, because the mean of its divisors is an integer number (1205535626160).

Almost surely, 2^{11111020020002} is an apocalyptic number.

11111020020002 is a deficient number, since it is larger than the sum of its proper divisors (8177549998558).

11111020020002 is a wasteful number, since it uses less digits than its factorization.

11111020020002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10046130305.

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

Adding to 11111020020002 its reverse (20002002011111), we get a palindrome (31113022031113).

The spelling of 11111020020002 in words is "eleven trillion, one hundred eleven billion, twenty million, twenty thousand, two".