121122101102 has 4 divisors (see below), whose sum is σ = 181683151656. Its totient is φ = 60561050550.

The previous prime is 121122101101. The next prime is 121122101123. The reversal of 121122101102 is 201101221121.

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

It is a super-2 number, since 2×121122101102² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121122101101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30280525274 + ... + 30280525277.

It is an arithmetic number, because the mean of its divisors is an integer number (45420787914).

Almost surely, 2^121122101102 is an apocalyptic number.

121122101102 is a deficient number, since it is larger than the sum of its proper divisors (60561050554).

121122101102 is an equidigital number, since it uses as much as digits as its factorization.

121122101102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60561050553.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 121122101102 its reverse (201101221121), we get a palindrome (322223322223).

The spelling of 121122101102 in words is "one hundred twenty-one billion, one hundred twenty-two million, one hundred one thousand, one hundred two".