35370200021 has 4 divisors (see below), whose sum is σ = 38090984652. Its totient is φ = 32649415392.

The previous prime is 35370200003. The next prime is 35370200023. The reversal of 35370200021 is 12000207353.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 22167040996 + 13203159025 = 148886^2 + 114905^2 .

It is a cyclic number.

It is not a de Polignac number, because 35370200021 - 2⁶ = 35370199957 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 35370200021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35370200023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1360392296 + ... + 1360392321.

It is an arithmetic number, because the mean of its divisors is an integer number (9522746163).

Almost surely, 2^35370200021 is an apocalyptic number.

It is an amenable number.

35370200021 is a deficient number, since it is larger than the sum of its proper divisors (2720784631).

35370200021 is a wasteful number, since it uses less digits than its factorization.

35370200021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2720784630.

The product of its (nonzero) digits is 1260, while the sum is 23.

Adding to 35370200021 its reverse (12000207353), we get a palindrome (47370407374).

The spelling of 35370200021 in words is "thirty-five billion, three hundred seventy million, two hundred thousand, twenty-one".