122013776 has 20 divisors (see below), whose sum is σ = 236651892. Its totient is φ = 60942336.

The previous prime is 122013769. The next prime is 122013779. The reversal of 122013776 is 677310221.

It can be written as a sum of positive squares in 2 ways, for example, as 81360400 + 40653376 = 9020^2 + 6376^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122013779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14000 + ... + 20976.

Almost surely, 2^122013776 is an apocalyptic number.

122013776 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

122013776 is a deficient number, since it is larger than the sum of its proper divisors (114638116).

122013776 is a wasteful number, since it uses less digits than its factorization.

122013776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8078 (or 8072 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 122013776 is about 11045.9846098028. The cubic root of 122013776 is about 495.9862335756.

Adding to 122013776 its reverse (677310221), we get a palindrome (799323997).

The spelling of 122013776 in words is "one hundred twenty-two million, thirteen thousand, seven hundred seventy-six".