11111112020002 has 8 divisors (see below), whose sum is σ = 17647060267116. Its totient is φ = 5228758597632.

The previous prime is 11111112019963. The next prime is 11111112020027. The reversal of 11111112020002 is 20002021111111.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11092090369441 + 19021650561 = 3330479^2 + 137919^2 .

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, 163398706143 + ... + 163398706210.

Almost surely, 2^{11111112020002} is an apocalyptic number.

11111112020002 is a deficient number, since it is larger than the sum of its proper divisors (6535948247114).

11111112020002 is a wasteful number, since it uses less digits than its factorization.

11111112020002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326797412372.

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

Adding to 11111112020002 its reverse (20002021111111), we get a palindrome (31113133131113).

The spelling of 11111112020002 in words is "eleven trillion, one hundred eleven billion, one hundred twelve million, twenty thousand, two".