1522121400112 has 80 divisors (see below), whose sum is σ = 3001099479840. Its totient is φ = 747781632000.

The previous prime is 1522121400101. The next prime is 1522121400139. The reversal of 1522121400112 is 2110041212251.

It is a super-2 number, since 2×1522121400112² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114103939 + ... + 114117277.

It is an arithmetic number, because the mean of its divisors is an integer number (37513743498).

Almost surely, 2^{1522121400112} is an apocalyptic number.

It is an amenable number.

1522121400112 is a deficient number, since it is larger than the sum of its proper divisors (1478978079728).

1522121400112 is a wasteful number, since it uses less digits than its factorization.

1522121400112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13982 (or 13976 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 22.

Adding to 1522121400112 its reverse (2110041212251), we get a palindrome (3632162612363).

The spelling of 1522121400112 in words is "one trillion, five hundred twenty-two billion, one hundred twenty-one million, four hundred thousand, one hundred twelve".