2100222135 has 32 divisors (see below), whose sum is σ = 4073160960. Its totient is φ = 1018288800.

The previous prime is 2100222121. The next prime is 2100222151. The reversal of 2100222135 is 5312220012.

It is not a de Polignac number, because 2100222135 - 2²¹ = 2098124983 is a prime.

It is a congruent number.

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, 705661 + ... + 708630.

It is an arithmetic number, because the mean of its divisors is an integer number (127286280).

Almost surely, 2^2100222135 is an apocalyptic number.

2100222135 is a deficient number, since it is larger than the sum of its proper divisors (1972938825).

2100222135 is a wasteful number, since it uses less digits than its factorization.

2100222135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1414316 (or 1414310 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 2100222135 is about 45828.1805770205. The cubic root of 2100222135 is about 1280.6243160071.

Adding to 2100222135 its reverse (5312220012), we get a palindrome (7412442147).

The spelling of 2100222135 in words is "two billion, one hundred million, two hundred twenty-two thousand, one hundred thirty-five".