1122423142170 has 64 divisors (see below), whose sum is σ = 2947978509696. Its totient is φ = 271244186880.

The previous prime is 1122423142147. The next prime is 1122423142171. The reversal of 1122423142170 is 712413242211.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (1122423142171) 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, 5260189 + ... + 5469408.

It is an arithmetic number, because the mean of its divisors is an integer number (46062164214).

Almost surely, 2^{1122423142170} is an apocalyptic number.

1122423142170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1122423142170 is an abundant number, since it is smaller than the sum of its proper divisors (1825555367526).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1122423142170 is a wasteful number, since it uses less digits than its factorization.

1122423142170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10729935.

The product of its (nonzero) digits is 5376, while the sum is 30.

Adding to 1122423142170 its reverse (712413242211), we get a palindrome (1834836384381).

The spelling of 1122423142170 in words is "one trillion, one hundred twenty-two billion, four hundred twenty-three million, one hundred forty-two thousand, one hundred seventy".