1111112002 has 64 divisors (see below), whose sum is σ = 2289982464. Its totient is φ = 390277440.

The previous prime is 1111111999. The next prime is 1111112021. The reversal of 1111112002 is 2002111111.

It is a self number, because there is not a number n which added to its sum of digits gives 1111112002.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 79633 + ... + 92539.

It is an arithmetic number, because the mean of its divisors is an integer number (35780976).

Almost surely, 2^1111112002 is an apocalyptic number.

1111112002 is an abundant number, since it is smaller than the sum of its proper divisors (1178870462).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1111112002 is a wasteful number, since it uses less digits than its factorization.

1111112002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12983.

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

The square root of 1111112002 is about 33333.3466966640. The cubic root of 1111112002 is about 1035.7444454711.

Adding to 1111112002 its reverse (2002111111), we get a palindrome (3113223113).

It can be divided in two parts, 111111 and 2002, that multiplied together give a palindrome (222444222).

The spelling of 1111112002 in words is "one billion, one hundred eleven million, one hundred twelve thousand, two".