122140110 has 16 divisors (see below), whose sum is σ = 293136336. Its totient is φ = 32570688.

The previous prime is 122140069. The next prime is 122140111. The reversal of 122140110 is 11041221.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122140111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2035639 + ... + 2035698.

It is an arithmetic number, because the mean of its divisors is an integer number (18321021).

Almost surely, 2^122140110 is an apocalyptic number.

122140110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122140110 is an abundant number, since it is smaller than the sum of its proper divisors (170996226).

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

122140110 is a wasteful number, since it uses less digits than its factorization.

122140110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4071347.

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 122140110 is about 11051.7016789271. The cubic root of 122140110 is about 496.1573571791.

Adding to 122140110 its reverse (11041221), we get a palindrome (133181331).

The spelling of 122140110 in words is "one hundred twenty-two million, one hundred forty thousand, one hundred ten".