122142116 has 18 divisors (see below), whose sum is σ = 219216102. Its totient is φ = 59512480.

The previous prime is 122142103. The next prime is 122142131. The reversal of 122142116 is 611241221.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 74476900 + 47665216 = 8630^2 + 6904^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 141101 + ... + 141963.

Almost surely, 2^122142116 is an apocalyptic number.

It is an amenable number.

122142116 is a deficient number, since it is larger than the sum of its proper divisors (97073986).

122142116 is an frugal number, since it uses more digits than its factorization.

122142116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1771 (or 906 counting only the distinct ones).

The product of its digits is 192, while the sum is 20.

The square root of 122142116 is about 11051.7924338091. The cubic root of 122142116 is about 496.1600734209.

Adding to 122142116 its reverse (611241221), we get a palindrome (733383337).

The spelling of 122142116 in words is "one hundred twenty-two million, one hundred forty-two thousand, one hundred sixteen".