122211020220102 has 128 divisors (see below), whose sum is σ = 316371941683200. Its totient is φ = 34603180819200.

The previous prime is 122211020220017. The next prime is 122211020220161. The reversal of 122211020220102 is 201022020112221.

It is a happy number.

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 63 ways as a sum of consecutive naturals, for example, 113894503 + ... + 114962514.

It is an arithmetic number, because the mean of its divisors is an integer number (2471655794400).

Almost surely, 2^{122211020220102} is an apocalyptic number.

122211020220102 is an abundant number, since it is smaller than the sum of its proper divisors (194160921463098).

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

122211020220102 is a wasteful number, since it uses less digits than its factorization.

122211020220102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228857099 (or 228857093 counting only the distinct ones).

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

Adding to 122211020220102 its reverse (201022020112221), we get a palindrome (323233040332323).

The spelling of 122211020220102 in words is "one hundred twenty-two trillion, two hundred eleven billion, twenty million, two hundred twenty thousand, one hundred two".