1226051222 has 8 divisors (see below), whose sum is σ = 2006265672. Its totient is φ = 557296000.

The previous prime is 1226051207. The next prime is 1226051263. The reversal of 1226051222 is 2221506221.

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

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, 27864779 + ... + 27864822.

It is an arithmetic number, because the mean of its divisors is an integer number (250783209).

Almost surely, 2^1226051222 is an apocalyptic number.

1226051222 is a deficient number, since it is larger than the sum of its proper divisors (780214450).

1226051222 is a wasteful number, since it uses less digits than its factorization.

1226051222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55729614.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 1226051222 is about 35015.0142367528. The cubic root of 1226051222 is about 1070.2934595552.

Adding to 1226051222 its reverse (2221506221), we get a palindrome (3447557443).

The spelling of 1226051222 in words is "one billion, two hundred twenty-six million, fifty-one thousand, two hundred twenty-two".