200421101124002 has 48 divisors (see below), whose sum is σ = 350035929464760. Its totient is φ = 85704509806080.

The previous prime is 200421101123989. The next prime is 200421101124007.

200421101124002 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 170522306779561 + 29898794344441 = 13058419^2 + 5467979^2 .

It is not an unprimeable number, because it can be changed into a prime (200421101124007) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1050113 + ... + 20048564.

Almost surely, 2^{200421101124002} is an apocalyptic number.

200421101124002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

200421101124002 is a deficient number, since it is larger than the sum of its proper divisors (149614828340758).

200421101124002 is a wasteful number, since it uses less digits than its factorization.

200421101124002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21101027 (or 21101016 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

It can be divided in two parts, 20042110 and 1124002, that added together give a palindrome (21166112).

The spelling of 200421101124002 in words is "two hundred trillion, four hundred twenty-one billion, one hundred one million, one hundred twenty-four thousand, two".