112002120987 has 32 divisors (see below), whose sum is σ = 167011641600. Its totient is φ = 66452980608.

The previous prime is 112002120943. The next prime is 112002121031. The reversal of 112002120987 is 789021200211.

It is an interprime number because it is at equal distance from previous prime (112002120943) and next prime (112002121031).

It is not a de Polignac number, because 112002120987 - 2¹⁹ = 112001596699 is a prime.

It is not an unprimeable number, because it can be changed into a prime (112002120287) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 854473 + ... + 976794.

It is an arithmetic number, because the mean of its divisors is an integer number (5219113800).

Almost surely, 2^112002120987 is an apocalyptic number.

112002120987 is a deficient number, since it is larger than the sum of its proper divisors (55009520613).

112002120987 is a wasteful number, since it uses less digits than its factorization.

112002120987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1831355.

The product of its (nonzero) digits is 4032, while the sum is 33.

The spelling of 112002120987 in words is "one hundred twelve billion, two million, one hundred twenty thousand, nine hundred eighty-seven".