111211020102002 has 32 divisors (see below), whose sum is σ = 177368583956400. Its totient is φ = 52214598374400.

The previous prime is 111211020101983. The next prime is 111211020102029. The reversal of 111211020102002 is 200201020112111.

It can be written as a sum of positive squares in 8 ways, for example, as 37832968024201 + 73378052077801 = 6150851^2 + 8566099^2 .

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, 176276699 + ... + 176906462.

Almost surely, 2^{111211020102002} is an apocalyptic number.

111211020102002 is a deficient number, since it is larger than the sum of its proper divisors (66157563854398).

111211020102002 is a wasteful number, since it uses less digits than its factorization.

111211020102002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353183342.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 111211020102002 its reverse (200201020112111), we get a palindrome (311412040214113).

The spelling of 111211020102002 in words is "one hundred eleven trillion, two hundred eleven billion, twenty million, one hundred two thousand, two".