1225611202 has 8 divisors (see below), whose sum is σ = 1838597436. Its totient is φ = 612745392.

The previous prime is 1225611197. The next prime is 1225611217. The reversal of 1225611202 is 2021165221.

It can be written as a sum of positive squares in 2 ways, for example, as 710275801 + 515335401 = 26651^2 + 22701^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 2328 + ... + 49564.

Almost surely, 2^1225611202 is an apocalyptic number.

1225611202 is a deficient number, since it is larger than the sum of its proper divisors (612986234).

1225611202 is a wasteful number, since it uses less digits than its factorization.

1225611202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60212.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 1225611202 is about 35008.7303682953. The cubic root of 1225611202 is about 1070.1654043073.

Adding to 1225611202 its reverse (2021165221), we get a palindrome (3246776423).

The spelling of 1225611202 in words is "one billion, two hundred twenty-five million, six hundred eleven thousand, two hundred two".