1553201201122 has 24 divisors (see below), whose sum is σ = 2459007113472. Its totient is φ = 735687862200.

The previous prime is 1553201201087. The next prime is 1553201201137. The reversal of 1553201201122 is 2211021023551.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17160847 + ... + 17251117.

It is an arithmetic number, because the mean of its divisors is an integer number (102458629728).

Almost surely, 2^{1553201201122} is an apocalyptic number.

1553201201122 is a deficient number, since it is larger than the sum of its proper divisors (905805912350).

1553201201122 is a wasteful number, since it uses less digits than its factorization.

1553201201122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114142 (or 114123 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

Adding to 1553201201122 its reverse (2211021023551), we get a palindrome (3764222224673).

The spelling of 1553201201122 in words is "one trillion, five hundred fifty-three billion, two hundred one million, two hundred one thousand, one hundred twenty-two".