122145102011403 has 40 divisors (see below), whose sum is σ = 188416421022720. Its totient is φ = 78775332712560.

The previous prime is 122145102011399. The next prime is 122145102011467. The reversal of 122145102011403 is 304110201541221.

122145102011403 is a `hidden beast` number, since 1 + 2 + 2 + 1 + 4 + 51 + 0 + 201 + 1 + 403 = 666.

It is not a de Polignac number, because 122145102011403 - 2² = 122145102011399 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (122145102011003) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1549375 + ... + 15706392.

It is an arithmetic number, because the mean of its divisors is an integer number (4710410525568).

Almost surely, 2^{122145102011403} is an apocalyptic number.

122145102011403 is a deficient number, since it is larger than the sum of its proper divisors (66271319011317).

122145102011403 is a wasteful number, since it uses less digits than its factorization.

122145102011403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17258629 (or 17258620 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

Adding to 122145102011403 its reverse (304110201541221), we get a palindrome (426255303552624).

The spelling of 122145102011403 in words is "one hundred twenty-two trillion, one hundred forty-five billion, one hundred two million, eleven thousand, four hundred three".