111002120100010 has 8 divisors (see below), whose sum is σ = 199803816180036. Its totient is φ = 44400848040000.

The previous prime is 111002120099987. The next prime is 111002120100059. The reversal of 111002120100010 is 10001021200111.

It can be written as a sum of positive squares in 2 ways, for example, as 106162256499049 + 4839863600961 = 10303507^2 + 2199969^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (10), and also a Moran number because the ratio is a prime number: 11100212010001 = 111002120100010 / (1 + 1 + 1 + 0 + 0 + 2 + 1 + 2 + 0 + 1 + 0 + 0 + 0 + 1 + 0).

It is a self number, because there is not a number n which added to its sum of digits gives 111002120100010.

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, 5550106004991 + ... + 5550106005010.

Almost surely, 2^{111002120100010} is an apocalyptic number.

111002120100010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111002120100010 is a deficient number, since it is larger than the sum of its proper divisors (88801696080026).

111002120100010 is a wasteful number, since it uses less digits than its factorization.

111002120100010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11100212010008.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 111002120100010 its reverse (10001021200111), we get a palindrome (121003141300121).

The spelling of 111002120100010 in words is "one hundred eleven trillion, two billion, one hundred twenty million, one hundred thousand, ten".