111002021002 has 8 divisors (see below), whose sum is σ = 166504470336. Its totient is φ = 55500530892.

The previous prime is 111002020981. The next prime is 111002021029. The reversal of 111002021002 is 200120200111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 111002021002.

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, 247753 + ... + 532339.

It is an arithmetic number, because the mean of its divisors is an integer number (20813058792).

Almost surely, 2^111002021002 is an apocalyptic number.

111002021002 is a deficient number, since it is larger than the sum of its proper divisors (55502449334).

111002021002 is a wasteful number, since it uses less digits than its factorization.

111002021002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479612.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 111002021002 its reverse (200120200111), we get a palindrome (311122221113).

The spelling of 111002021002 in words is "one hundred eleven billion, two million, twenty-one thousand, two".