479912220001 has 2 divisors, whose sum is σ = 479912220002. Its totient is φ = 479912220000.

The previous prime is 479912219987. The next prime is 479912220037. The reversal of 479912220001 is 100022219974.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 453199586401 + 26712633600 = 673201^2 + 163440^2 .

It is a cyclic number.

It is not a de Polignac number, because 479912220001 - 2²¹ = 479910122849 is a prime.

It is not a weakly prime, because it can be changed into another prime (479912220101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239956110000 + 239956110001.

It is an arithmetic number, because the mean of its divisors is an integer number (239956110001).

Almost surely, 2^479912220001 is an apocalyptic number.

It is an amenable number.

479912220001 is a deficient number, since it is larger than the sum of its proper divisors (1).

479912220001 is an equidigital number, since it uses as much as digits as its factorization.

479912220001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 37.

Adding to 479912220001 its reverse (100022219974), we get a palindrome (579934439975).

The spelling of 479912220001 in words is "four hundred seventy-nine billion, nine hundred twelve million, two hundred twenty thousand, one".