2102220222012 has 72 divisors (see below), whose sum is σ = 5330272409280. Its totient is φ = 698590139520.

The previous prime is 2102220221993. The next prime is 2102220222043.

2102220222012 is a `hidden beast` number, since 210 + 2 + 220 + 2 + 220 + 12 = 666.

2102220222012 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16630198 + ... + 16756130.

It is an arithmetic number, because the mean of its divisors is an integer number (74031561240).

Almost surely, 2^{2102220222012} is an apocalyptic number.

It is an amenable number.

2102220222012 is an abundant number, since it is smaller than the sum of its proper divisors (3228052187268).

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

2102220222012 is a wasteful number, since it uses less digits than its factorization.

2102220222012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127363 (or 127358 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

It can be divided in two parts, 2102220 and 222012, that added together give a palindrome (2324232).

The spelling of 2102220222012 in words is "two trillion, one hundred two billion, two hundred twenty million, two hundred twenty-two thousand, twelve".