122021001102 has 192 divisors, whose sum is σ = 330583942656. Its totient is φ = 29156474880.

The previous prime is 122021001097. The next prime is 122021001149. The reversal of 122021001102 is 201100120221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 24435918 + ... + 24440910.

It is an arithmetic number, because the mean of its divisors is an integer number (1721791368).

Almost surely, 2^122021001102 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122021001102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165291971328).

122021001102 is an abundant number, since it is smaller than the sum of its proper divisors (208562941554).

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

122021001102 is a wasteful number, since it uses less digits than its factorization.

122021001102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5355 (or 5342 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 122021001102 its reverse (201100120221), we get a palindrome (323121121323).

The spelling of 122021001102 in words is "one hundred twenty-two billion, twenty-one million, one thousand, one hundred two".