20213848673012 has 6 divisors (see below), whose sum is σ = 35374235177778. Its totient is φ = 10106924336504.

The previous prime is 20213848672999. The next prime is 20213848673033. The reversal of 20213848673012 is 21037684831202.

It can be written as a sum of positive squares in only one way, i.e., 19592078574436 + 621770098576 = 4426294^2 + 788524^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2526731084123 + ... + 2526731084130.

It is an arithmetic number, because the mean of its divisors is an integer number (5895705862963).

Almost surely, 2^{20213848673012} is an apocalyptic number.

It is an amenable number.

20213848673012 is a deficient number, since it is larger than the sum of its proper divisors (15160386504766).

20213848673012 is a wasteful number, since it uses less digits than its factorization.

20213848673012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5053462168257 (or 5053462168255 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 47.

The spelling of 20213848673012 in words is "twenty trillion, two hundred thirteen billion, eight hundred forty-eight million, six hundred seventy-three thousand, twelve".