35221343140 has 12 divisors (see below), whose sum is σ = 73964820636. Its totient is φ = 14088537248.

The previous prime is 35221343107. The next prime is 35221343147. The reversal of 35221343140 is 4134312253.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 22301838244 + 12919504896 = 149338^2 + 113664^2 .

It is a junction number, because it is equal to n+sod(n) for n = 35221343099 and 35221343108.

It is not an unprimeable number, because it can be changed into a prime (35221343147) 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, 880533559 + ... + 880533598.

It is an arithmetic number, because the mean of its divisors is an integer number (6163735053).

Almost surely, 2^35221343140 is an apocalyptic number.

It is an amenable number.

35221343140 is an abundant number, since it is smaller than the sum of its proper divisors (38743477496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

35221343140 is a wasteful number, since it uses less digits than its factorization.

35221343140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1761067166 (or 1761067164 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 35221343140 its reverse (4134312253), we get a palindrome (39355655393).

The spelling of 35221343140 in words is "thirty-five billion, two hundred twenty-one million, three hundred forty-three thousand, one hundred forty".