122150001 has 32 divisors (see below), whose sum is σ = 174960000. Its totient is φ = 75665408.

The previous prime is 122149969. The next prime is 122150009. The reversal of 122150001 is 100051221.

It is not a de Polignac number, because 122150001 - 2⁵ = 122149969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122150009) 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, 271825 + ... + 272273.

It is an arithmetic number, because the mean of its divisors is an integer number (5467500).

Almost surely, 2^122150001 is an apocalyptic number.

It is an amenable number.

122150001 is a deficient number, since it is larger than the sum of its proper divisors (52809999).

122150001 is a wasteful number, since it uses less digits than its factorization.

122150001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 593.

The product of its (nonzero) digits is 20, while the sum is 12.

The square root of 122150001 is about 11052.1491575168. The cubic root of 122150001 is about 496.1707498856.

The spelling of 122150001 in words is "one hundred twenty-two million, one hundred fifty thousand, one".