210000002111400 has 48 divisors (see below), whose sum is σ = 651000006547200. Its totient is φ = 56000000562880.

The previous prime is 210000002111371. The next prime is 210000002111477. The reversal of 210000002111400 is 4111200000012.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 175000001160 + ... + 175000002359.

It is an arithmetic number, because the mean of its divisors is an integer number (13562500136400).

Almost surely, 2^{210000002111400} is an apocalyptic number.

210000002111400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210000002111400 is an abundant number, since it is smaller than the sum of its proper divisors (441000004435800).

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

210000002111400 is a wasteful number, since it uses less digits than its factorization.

210000002111400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350000003538 (or 350000003529 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 210000002111400 its reverse (4111200000012), we get a palindrome (214111202111412).

The spelling of 210000002111400 in words is "two hundred ten trillion, two million, one hundred eleven thousand, four hundred".