122500201235401 has 16 divisors (see below), whose sum is σ = 139748050667520. Its totient is φ = 106291845087120.

The previous prime is 122500201235387. The next prime is 122500201235407. The reversal of 122500201235401 is 104532102005221.

It is a happy number.

It is not a de Polignac number, because 122500201235401 - 2⁷ = 122500201235273 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 122500201235401.

It is not an unprimeable number, because it can be changed into a prime (122500201235407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 522766791 + ... + 523001068.

It is an arithmetic number, because the mean of its divisors is an integer number (8734253166720).

Almost surely, 2^{122500201235401} is an apocalyptic number.

122500201235401 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

122500201235401 is a deficient number, since it is larger than the sum of its proper divisors (17247849432119).

122500201235401 is a wasteful number, since it uses less digits than its factorization.

122500201235401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1045768356.

The product of its (nonzero) digits is 4800, while the sum is 28.

The spelling of 122500201235401 in words is "one hundred twenty-two trillion, five hundred billion, two hundred one million, two hundred thirty-five thousand, four hundred one".