35020226021 has 4 divisors (see below), whose sum is σ = 38203882944. Its totient is φ = 31836569100.

The previous prime is 35020225951. The next prime is 35020226081. The reversal of 35020226021 is 12062202053.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 12062202053 = 11 ⋅1096563823.

It is a cyclic number.

It is not a de Polignac number, because 35020226021 - 2¹⁸ = 35019963877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35020226081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1591828445 + ... + 1591828466.

It is an arithmetic number, because the mean of its divisors is an integer number (9550970736).

Almost surely, 2^35020226021 is an apocalyptic number.

It is an amenable number.

35020226021 is a deficient number, since it is larger than the sum of its proper divisors (3183656923).

35020226021 is a wasteful number, since it uses less digits than its factorization.

35020226021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3183656922.

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 35020226021 its reverse (12062202053), we get a palindrome (47082428074).

The spelling of 35020226021 in words is "thirty-five billion, twenty million, two hundred twenty-six thousand, twenty-one".