20305232212202 has 16 divisors (see below), whose sum is σ = 34816223001600. Its totient is φ = 8700429002928.

The previous prime is 20305232212189. The next prime is 20305232212253. The reversal of 20305232212202 is 20221223250302.

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, 151044893 + ... + 151179264.

It is an arithmetic number, because the mean of its divisors is an integer number (2176013937600).

Almost surely, 2^{20305232212202} is an apocalyptic number.

20305232212202 is a deficient number, since it is larger than the sum of its proper divisors (14510990789398).

20305232212202 is a wasteful number, since it uses less digits than its factorization.

20305232212202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302228965.

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 20305232212202 its reverse (20221223250302), we get a palindrome (40526455462504).

The spelling of 20305232212202 in words is "twenty trillion, three hundred five billion, two hundred thirty-two million, two hundred twelve thousand, two hundred two".