102220122021102 has 32 divisors (see below), whose sum is σ = 229892643912960. Its totient is φ = 33662851427160.

The previous prime is 102220122021089. The next prime is 102220122021103. The reversal of 102220122021102 is 201120221022201.

It is a happy number.

102220122021102 is a `hidden beast` number, since 10 + 2 + 220 + 1 + 220 + 211 + 0 + 2 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102220122021103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11403400474 + ... + 11403409437.

It is an arithmetic number, because the mean of its divisors is an integer number (7184145122280).

Almost surely, 2^{102220122021102} is an apocalyptic number.

102220122021102 is an abundant number, since it is smaller than the sum of its proper divisors (127672521891858).

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

102220122021102 is a wasteful number, since it uses less digits than its factorization.

102220122021102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22806810005 (or 22806809999 counting only the distinct ones).

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

Adding to 102220122021102 its reverse (201120221022201), we get a palindrome (303340343043303).

The spelling of 102220122021102 in words is "one hundred two trillion, two hundred twenty billion, one hundred twenty-two million, twenty-one thousand, one hundred two".