20212204142324 has 12 divisors (see below), whose sum is σ = 36038741348484. Its totient is φ = 9915420899904.

The previous prime is 20212204142293. The next prime is 20212204142329. The reversal of 20212204142324 is 42324140221202.

It can be written as a sum of positive squares in 2 ways, for example, as 17418853488100 + 2793350654224 = 4173590^2 + 1671332^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20212204142329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47670292577 + ... + 47670293000.

It is an arithmetic number, because the mean of its divisors is an integer number (3003228445707).

Almost surely, 2^{20212204142324} is an apocalyptic number.

It is an amenable number.

20212204142324 is a deficient number, since it is larger than the sum of its proper divisors (15826537206160).

20212204142324 is a wasteful number, since it uses less digits than its factorization.

20212204142324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95340585634 (or 95340585632 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 20212204142324 its reverse (42324140221202), we get a palindrome (62536344363526).

The spelling of 20212204142324 in words is "twenty trillion, two hundred twelve billion, two hundred four million, one hundred forty-two thousand, three hundred twenty-four".