33102420101 has 2 divisors, whose sum is σ = 33102420102. Its totient is φ = 33102420100.

The previous prime is 33102420067. The next prime is 33102420107. The reversal of 33102420101 is 10102420133.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32399640001 + 702780100 = 179999^2 + 26510^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33102420101 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 33102420101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33102420107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16551210050 + 16551210051.

It is an arithmetic number, because the mean of its divisors is an integer number (16551210051).

Almost surely, 2^33102420101 is an apocalyptic number.

It is an amenable number.

33102420101 is a deficient number, since it is larger than the sum of its proper divisors (1).

33102420101 is an equidigital number, since it uses as much as digits as its factorization.

33102420101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 33102420101 its reverse (10102420133), we get a palindrome (43204840234).

The spelling of 33102420101 in words is "thirty-three billion, one hundred two million, four hundred twenty thousand, one hundred one".