2202122112102 has 80 divisors (see below), whose sum is σ = 5405118345792. Its totient is φ = 667309599720.

The previous prime is 2202122112083. The next prime is 2202122112121. The reversal of 2202122112102 is 2012112212022.

It is a happy number.

2202122112102 is a `hidden beast` number, since 220 + 21 + 2 + 211 + 210 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (2202122112083) and next prime (2202122112121).

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 pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2109688 + ... + 2975739.

Almost surely, 2^{2202122112102} is an apocalyptic number.

2202122112102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2202122112102 is an abundant number, since it is smaller than the sum of its proper divisors (3202996233690).

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

2202122112102 is an frugal number, since it uses more digits than its factorization.

2202122112102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5085467 (or 5085443 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 2202122112102 its reverse (2012112212022), we get a palindrome (4214234324124).

The spelling of 2202122112102 in words is "two trillion, two hundred two billion, one hundred twenty-two million, one hundred twelve thousand, one hundred two".