1203133122 has 16 divisors (see below), whose sum is σ = 2673629280. Its totient is φ = 401044356.

The previous prime is 1203133117. The next prime is 1203133123. The reversal of 1203133122 is 2213313021.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1203133095 and 1203133104.

It is not an unprimeable number, because it can be changed into a prime (1203133123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11140068 + ... + 11140175.

It is an arithmetic number, because the mean of its divisors is an integer number (167101830).

Almost surely, 2^1203133122 is an apocalyptic number.

1203133122 is an abundant number, since it is smaller than the sum of its proper divisors (1470496158).

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

1203133122 is a wasteful number, since it uses less digits than its factorization.

1203133122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22280254 (or 22280248 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1203133122 is about 34686.2093922066. The cubic root of 1203133122 is about 1063.5826095959.

Adding to 1203133122 its reverse (2213313021), we get a palindrome (3416446143).

The spelling of 1203133122 in words is "one billion, two hundred three million, one hundred thirty-three thousand, one hundred twenty-two".