1203222222 has 32 divisors (see below), whose sum is σ = 2674978560. Its totient is φ = 400901400.

The previous prime is 1203222221. The next prime is 1203222227. The reversal of 1203222222 is 2222223021.

1203222222 is a `hidden beast` number, since 120 + 322 + 2 + 222 = 666.

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

1203222222 is a modest number, since divided by 22222 gives 12032 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 1203222195 and 1203222204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1203222221) 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, 210097 + ... + 215747.

It is an arithmetic number, because the mean of its divisors is an integer number (83593080).

Almost surely, 2^1203222222 is an apocalyptic number.

1203222222 is an abundant number, since it is smaller than the sum of its proper divisors (1471756338).

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

1203222222 is a wasteful number, since it uses less digits than its factorization.

1203222222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9605 (or 9599 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 1203222222 is about 34687.4937405400. The cubic root of 1203222222 is about 1063.6088640670.

Adding to 1203222222 its reverse (2222223021), we get a palindrome (3425445243).

The spelling of 1203222222 in words is "one billion, two hundred three million, two hundred twenty-two thousand, two hundred twenty-two".