20235372102002 has 16 divisors (see below), whose sum is σ = 30444920408760. Its totient is φ = 10087068837888.

The previous prime is 20235372101999. The next prime is 20235372102041. The reversal of 20235372102002 is 20020127353202.

It can be written as a sum of positive squares in 4 ways, for example, as 15502402161481 + 4732969940521 = 3937309^2 + 2175539^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10674374 + ... + 12426302.

Almost surely, 2^{20235372102002} is an apocalyptic number.

20235372102002 is a deficient number, since it is larger than the sum of its proper divisors (10209548306758).

20235372102002 is a wasteful number, since it uses less digits than its factorization.

20235372102002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1769405.

The product of its (nonzero) digits is 10080, while the sum is 29.

Adding to 20235372102002 its reverse (20020127353202), we get a palindrome (40255499455204).

The spelling of 20235372102002 in words is "twenty trillion, two hundred thirty-five billion, three hundred seventy-two million, one hundred two thousand, two".