20011210200998 has 32 divisors (see below), whose sum is σ = 30253225197888. Its totient is φ = 9927044352000.

The previous prime is 20011210200977. The next prime is 20011210201019. The reversal of 20011210200998 is 89900201211002.

It is an interprime number because it is at equal distance from previous prime (20011210200977) and next prime (20011210201019).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 391882388 + ... + 391933448.

It is an arithmetic number, because the mean of its divisors is an integer number (945413287434).

Almost surely, 2^{20011210200998} is an apocalyptic number.

20011210200998 is a deficient number, since it is larger than the sum of its proper divisors (10242014996890).

20011210200998 is a wasteful number, since it uses less digits than its factorization.

20011210200998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53408.

The product of its (nonzero) digits is 5184, while the sum is 35.

The spelling of 20011210200998 in words is "twenty trillion, eleven billion, two hundred ten million, two hundred thousand, nine hundred ninety-eight".