1222320021134 has 16 divisors (see below), whose sum is σ = 1896787713600. Its totient is φ = 590059321824.

The previous prime is 1222320021061. The next prime is 1222320021137. The reversal of 1222320021134 is 4311200232221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222320021137) 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, 882632 + ... + 1795460.

It is an arithmetic number, because the mean of its divisors is an integer number (118549232100).

Almost surely, 2^{1222320021134} is an apocalyptic number.

1222320021134 is a deficient number, since it is larger than the sum of its proper divisors (674467692466).

1222320021134 is a wasteful number, since it uses less digits than its factorization.

1222320021134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 935947.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 1222320021134 its reverse (4311200232221), we get a palindrome (5533520253355).

The spelling of 1222320021134 in words is "one trillion, two hundred twenty-two billion, three hundred twenty million, twenty-one thousand, one hundred thirty-four".