122101210121222 has 4 divisors (see below), whose sum is σ = 183151815181836. Its totient is φ = 61050605060610.

The previous prime is 122101210121207. The next prime is 122101210121237. The reversal of 122101210121222 is 222121012101221.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (122101210121207) and next prime (122101210121237).

It is a junction number, because it is equal to n+sod(n) for n = 122101210121194 and 122101210121203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30525302530304 + ... + 30525302530307.

It is an arithmetic number, because the mean of its divisors is an integer number (45787953795459).

Almost surely, 2^{122101210121222} is an apocalyptic number.

122101210121222 is a deficient number, since it is larger than the sum of its proper divisors (61050605060614).

122101210121222 is an equidigital number, since it uses as much as digits as its factorization.

122101210121222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61050605060613.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 122101210121222 its reverse (222121012101221), we get a palindrome (344222222222443).

The spelling of 122101210121222 in words is "one hundred twenty-two trillion, one hundred one billion, two hundred ten million, one hundred twenty-one thousand, two hundred twenty-two".