12522002021043 has 16 divisors (see below), whose sum is σ = 17678423812896. Its totient is φ = 7856807639040.

The previous prime is 12522002021033. The next prime is 12522002021047. The reversal of 12522002021043 is 34012020022521.

It is not a de Polignac number, because 12522002021043 - 2²² = 12521997826739 is a prime.

It is a super-2 number, since 2×12522002021043² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12522002021047) 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, 937983 + ... + 5091543.

It is an arithmetic number, because the mean of its divisors is an integer number (1104901488306).

Almost surely, 2^{12522002021043} is an apocalyptic number.

12522002021043 is a deficient number, since it is larger than the sum of its proper divisors (5156421791853).

12522002021043 is a wasteful number, since it uses less digits than its factorization.

12522002021043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4212694.

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 12522002021043 its reverse (34012020022521), we get a palindrome (46534022043564).

The spelling of 12522002021043 in words is "twelve trillion, five hundred twenty-two billion, two million, twenty-one thousand, forty-three".