122770011 has 32 divisors (see below), whose sum is σ = 203112448. Its totient is φ = 64229760.

The previous prime is 122770009. The next prime is 122770051. The reversal of 122770011 is 110077221.

It is a happy number.

It is not a de Polignac number, because 122770011 - 2¹ = 122770009 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 122770011.

It is not an unprimeable number, because it can be changed into a prime (122770051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32901 + ... + 36441.

It is an arithmetic number, because the mean of its divisors is an integer number (6347264).

Almost surely, 2^122770011 is an apocalyptic number.

122770011 is a deficient number, since it is larger than the sum of its proper divisors (80342437).

122770011 is a wasteful number, since it uses less digits than its factorization.

122770011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3691.

The product of its (nonzero) digits is 196, while the sum is 21.

The square root of 122770011 is about 11080.1629500653. The cubic root of 122770011 is about 497.0088227338.

The spelling of 122770011 in words is "one hundred twenty-two million, seven hundred seventy thousand, eleven".