1225234012 has 12 divisors (see below), whose sum is σ = 2237384016. Its totient is φ = 585981440.

The previous prime is 1225234009. The next prime is 1225234033. The reversal of 1225234012 is 2104325221.

It is a happy number.

It is a super-2 number, since 2×1225234012² = 3002396768323232288, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6658789 + ... + 6658972.

It is an arithmetic number, because the mean of its divisors is an integer number (186448668).

Almost surely, 2^1225234012 is an apocalyptic number.

It is an amenable number.

1225234012 is a deficient number, since it is larger than the sum of its proper divisors (1012150004).

1225234012 is a wasteful number, since it uses less digits than its factorization.

1225234012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13317788 (or 13317786 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 1225234012 is about 35003.3428689318. The cubic root of 1225234012 is about 1070.0556095360.

Adding to 1225234012 its reverse (2104325221), we get a palindrome (3329559233).

It can be divided in two parts, 12252 and 34012, that added together give a palindrome (46264).

The spelling of 1225234012 in words is "one billion, two hundred twenty-five million, two hundred thirty-four thousand, twelve".