111002012010 has 80 divisors (see below), whose sum is σ = 299811004416. Its totient is φ = 29467750752.

The previous prime is 111002011999. The next prime is 111002012053. The reversal of 111002012010 is 10210200111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 111002011983 and 111002012001.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 126634 + ... + 487893.

Almost surely, 2^111002012010 is an apocalyptic number.

111002012010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111002012010 is an abundant number, since it is smaller than the sum of its proper divisors (188808992406).

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

111002012010 is a wasteful number, since it uses less digits than its factorization.

111002012010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 614769 (or 614760 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 111002012010 its reverse (10210200111), we get a palindrome (121212212121).

The spelling of 111002012010 in words is "one hundred eleven billion, two million, twelve thousand, ten".