122220110102010 has 128 divisors (see below), whose sum is σ = 311264600739840. Its totient is φ = 30627072403200.

The previous prime is 122220110101949. The next prime is 122220110102053. The reversal of 122220110102010 is 10201011022221.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 164874895 + ... + 165614525.

It is an arithmetic number, because the mean of its divisors is an integer number (2431754693280).

Almost surely, 2^{122220110102010} is an apocalyptic number.

122220110102010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 122220110102010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (155632300369920).

122220110102010 is an abundant number, since it is smaller than the sum of its proper divisors (189044490637830).

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

122220110102010 is a wasteful number, since it uses less digits than its factorization.

122220110102010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 742004.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 122220110102010 its reverse (10201011022221), we get a palindrome (132421121124231).

The spelling of 122220110102010 in words is "one hundred twenty-two trillion, two hundred twenty billion, one hundred ten million, one hundred two thousand, ten".