2203151220100 has 72 divisors (see below), whose sum is σ = 4851046263168. Its totient is φ = 868342406400.

The previous prime is 2203151220097. The next prime is 2203151220103. The reversal of 2203151220100 is 10221513022.

It is an interprime number because it is at equal distance from previous prime (2203151220097) and next prime (2203151220103).

It is not an unprimeable number, because it can be changed into a prime (2203151220103) 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, 7379937 + ... + 7672663.

It is an arithmetic number, because the mean of its divisors is an integer number (67375642544).

Almost surely, 2^{2203151220100} is an apocalyptic number.

2203151220100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2203151220100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2425523131584).

2203151220100 is an abundant number, since it is smaller than the sum of its proper divisors (2647895043068).

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

2203151220100 is a wasteful number, since it uses less digits than its factorization.

2203151220100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293845 (or 293838 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

Adding to 2203151220100 its reverse (10221513022), we get a palindrome (2213372733122).

The spelling of 2203151220100 in words is "two trillion, two hundred three billion, one hundred fifty-one million, two hundred twenty thousand, one hundred".