2222210121102 has 24 divisors (see below), whose sum is σ = 4835452933584. Its totient is φ = 737557578144.

The previous prime is 2222210121091. The next prime is 2222210121143. The reversal of 2222210121102 is 2011210122222.

It is a happy number.

2222210121102 is a `hidden beast` number, since 222 + 221 + 0 + 121 + 102 = 666.

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 11 ways as a sum of consecutive naturals, for example, 264923098 + ... + 264931485.

It is an arithmetic number, because the mean of its divisors is an integer number (201477205566).

Almost surely, 2^{2222210121102} is an apocalyptic number.

2222210121102 is an abundant number, since it is smaller than the sum of its proper divisors (2613242812482).

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

2222210121102 is a wasteful number, since it uses less digits than its factorization.

2222210121102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529854824 (or 529854821 counting only the distinct ones).

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

Adding to 2222210121102 its reverse (2011210122222), we get a palindrome (4233420243324).

The spelling of 2222210121102 in words is "two trillion, two hundred twenty-two billion, two hundred ten million, one hundred twenty-one thousand, one hundred two".