20373416121 has 16 divisors (see below), whose sum is σ = 28799993600. Its totient is φ = 12774844368.

The previous prime is 20373416111. The next prime is 20373416137. The reversal of 20373416121 is 12161437302.

It is a happy number.

It is not a de Polignac number, because 20373416121 - 2¹⁵ = 20373383353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20373416111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1277791 + ... + 1293636.

It is an arithmetic number, because the mean of its divisors is an integer number (1799999600).

Almost surely, 2^20373416121 is an apocalyptic number.

It is an amenable number.

20373416121 is a deficient number, since it is larger than the sum of its proper divisors (8426577479).

20373416121 is a wasteful number, since it uses less digits than its factorization.

20373416121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2571588.

The product of its (nonzero) digits is 6048, while the sum is 30.

The spelling of 20373416121 in words is "twenty billion, three hundred seventy-three million, four hundred sixteen thousand, one hundred twenty-one".