1222150156067 has 16 divisors (see below), whose sum is σ = 1301358711744. Its totient is φ = 1143756288000.

The previous prime is 1222150156049. The next prime is 1222150156069. The reversal of 1222150156067 is 7606510512221.

It is a cyclic number.

It is not a de Polignac number, because 1222150156067 - 2¹⁶ = 1222150090531 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1222150156067.

It is not an unprimeable number, because it can be changed into a prime (1222150156069) 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, 29244467 + ... + 29286227.

It is an arithmetic number, because the mean of its divisors is an integer number (81334919484).

Almost surely, 2^{1222150156067} is an apocalyptic number.

1222150156067 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

1222150156067 is a deficient number, since it is larger than the sum of its proper divisors (79208555677).

1222150156067 is a wasteful number, since it uses less digits than its factorization.

1222150156067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51470.

The product of its (nonzero) digits is 50400, while the sum is 38.

Adding to 1222150156067 its reverse (7606510512221), we get a palindrome (8828660668288).

The spelling of 1222150156067 in words is "one trillion, two hundred twenty-two billion, one hundred fifty million, one hundred fifty-six thousand, sixty-seven".