1554224211422 has 16 divisors (see below), whose sum is σ = 2434470677280. Its totient is φ = 742783205472.

The previous prime is 1554224211391. The next prime is 1554224211439. The reversal of 1554224211422 is 2241124224551.

It is a super-2 number, since 2×1554224211422² (a number of 25 digits) 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 7 ways as a sum of consecutive naturals, for example, 12241097 + ... + 12367412.

It is an arithmetic number, because the mean of its divisors is an integer number (152154417330).

Almost surely, 2^{1554224211422} is an apocalyptic number.

1554224211422 is a deficient number, since it is larger than the sum of its proper divisors (880246465858).

1554224211422 is a wasteful number, since it uses less digits than its factorization.

1554224211422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24609907.

The product of its digits is 51200, while the sum is 35.

Adding to 1554224211422 its reverse (2241124224551), we get a palindrome (3795348435973).

The spelling of 1554224211422 in words is "one trillion, five hundred fifty-four billion, two hundred twenty-four million, two hundred eleven thousand, four hundred twenty-two".