220021000130047 has 2 divisors, whose sum is σ = 220021000130048. Its totient is φ = 220021000130046.

The previous prime is 220021000129993. The next prime is 220021000130059. The reversal of 220021000130047 is 740031000120022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220021000130047 - 2³¹ = 220018852646399 is a prime.

It is a super-2 number, since 2×220021000130047² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220021000130077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110010500065023 + 110010500065024.

It is an arithmetic number, because the mean of its divisors is an integer number (110010500065024).

Almost surely, 2^{220021000130047} is an apocalyptic number.

220021000130047 is a deficient number, since it is larger than the sum of its proper divisors (1).

220021000130047 is an equidigital number, since it uses as much as digits as its factorization.

220021000130047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 22.

Adding to 220021000130047 its reverse (740031000120022), we get a palindrome (960052000250069).

The spelling of 220021000130047 in words is "two hundred twenty trillion, twenty-one billion, one hundred thirty thousand, forty-seven".