20000220119993 has 2 divisors, whose sum is σ = 20000220119994. Its totient is φ = 20000220119992.

The previous prime is 20000220119987. The next prime is 20000220120043. The reversal of 20000220119993 is 39991102200002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18677713219984 + 1322506900009 = 4321772^2 + 1150003^2 .

It is a cyclic number.

It is not a de Polignac number, because 20000220119993 - 2¹⁶ = 20000220054457 is a prime.

It is a super-2 number, since 2×20000220119993² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20000220119923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10000110059996 + 10000110059997.

It is an arithmetic number, because the mean of its divisors is an integer number (10000110059997).

Almost surely, 2^{20000220119993} is an apocalyptic number.

It is an amenable number.

20000220119993 is a deficient number, since it is larger than the sum of its proper divisors (1).

20000220119993 is an equidigital number, since it uses as much as digits as its factorization.

20000220119993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17496, while the sum is 38.

Adding to 20000220119993 its reverse (39991102200002), we get a palindrome (59991322319995).

The spelling of 20000220119993 in words is "twenty trillion, two hundred twenty million, one hundred nineteen thousand, nine hundred ninety-three".