20962851124 has 48 divisors (see below), whose sum is σ = 38243520000. Its totient is φ = 10043280000.

The previous prime is 20962851109. The next prime is 20962851127. The reversal of 20962851124 is 42115826902.

It is a happy number.

It is a super-2 number, since 2×20962851124² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20962851127) 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, 6446499 + ... + 6449749.

It is an arithmetic number, because the mean of its divisors is an integer number (796740000).

Almost surely, 2^20962851124 is an apocalyptic number.

It is an amenable number.

20962851124 is a deficient number, since it is larger than the sum of its proper divisors (17280668876).

20962851124 is a wasteful number, since it uses less digits than its factorization.

20962851124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3784 (or 3782 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 40.

The spelling of 20962851124 in words is "twenty billion, nine hundred sixty-two million, eight hundred fifty-one thousand, one hundred twenty-four".