355056420101 has 2 divisors, whose sum is σ = 355056420102. Its totient is φ = 355056420100.

The previous prime is 355056420097. The next prime is 355056420109. The reversal of 355056420101 is 101024650553.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 186360573025 + 168695847076 = 431695^2 + 410726^2 .

It is a cyclic number.

It is not a de Polignac number, because 355056420101 - 2² = 355056420097 is a prime.

It is a super-2 number, since 2×355056420101² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (355056420109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177528210050 + 177528210051.

It is an arithmetic number, because the mean of its divisors is an integer number (177528210051).

Almost surely, 2^355056420101 is an apocalyptic number.

It is an amenable number.

355056420101 is a deficient number, since it is larger than the sum of its proper divisors (1).

355056420101 is an equidigital number, since it uses as much as digits as its factorization.

355056420101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18000, while the sum is 32.

The spelling of 355056420101 in words is "three hundred fifty-five billion, fifty-six million, four hundred twenty thousand, one hundred one".