224121153100 has 72 divisors (see below), whose sum is σ = 524110170080. Its totient is φ = 82696135680.

The previous prime is 224121153083. The next prime is 224121153101. The reversal of 224121153100 is 1351121422.

It is a super-2 number, since 2×224121153100² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (224121153101) 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, 1877809 + ... + 1993591.

Almost surely, 2^224121153100 is an apocalyptic number.

224121153100 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 224121153100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (262055085040).

224121153100 is an abundant number, since it is smaller than the sum of its proper divisors (299989016980).

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

224121153100 is a wasteful number, since it uses less digits than its factorization.

224121153100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117299 (or 117292 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

Adding to 224121153100 its reverse (1351121422), we get a palindrome (225472274522).

The spelling of 224121153100 in words is "two hundred twenty-four billion, one hundred twenty-one million, one hundred fifty-three thousand, one hundred".