111210210001000 has 128 divisors (see below), whose sum is σ = 285630993048960. Its totient is φ = 40191977088000.

The previous prime is 111210210000983. The next prime is 111210210001103. The reversal of 111210210001000 is 100012012111.

It is a Harshad number since it is a multiple of its sum of digits (10).

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, 29219329 + ... + 32805328.

It is an arithmetic number, because the mean of its divisors is an integer number (2231492133195).

Almost surely, 2^{111210210001000} is an apocalyptic number.

111210210001000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111210210001000 is an abundant number, since it is smaller than the sum of its proper divisors (174420783047960).

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

111210210001000 is a wasteful number, since it uses less digits than its factorization.

111210210001000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62024852 (or 62024838 counting only the distinct ones).

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

Adding to 111210210001000 its reverse (100012012111), we get a palindrome (111310222013111).

The spelling of 111210210001000 in words is "one hundred eleven trillion, two hundred ten billion, two hundred ten million, one thousand".