1220122111102 has 8 divisors (see below), whose sum is σ = 1830196173312. Its totient is φ = 610056720000.

The previous prime is 1220122111069. The next prime is 1220122111129. The reversal of 1220122111102 is 2011112210221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1803774 + ... + 2386177.

It is an arithmetic number, because the mean of its divisors is an integer number (228774521664).

Almost surely, 2^{1220122111102} is an apocalyptic number.

1220122111102 is a deficient number, since it is larger than the sum of its proper divisors (610074062210).

1220122111102 is a wasteful number, since it uses less digits than its factorization.

1220122111102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4335554.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1220122111102 its reverse (2011112210221), we get a palindrome (3231234321323).

The spelling of 1220122111102 in words is "one trillion, two hundred twenty billion, one hundred twenty-two million, one hundred eleven thousand, one hundred two".