221430676335100 has 72 divisors (see below), whose sum is σ = 509143913398400. Its totient is φ = 83354872824000.

The previous prime is 221430676335061. The next prime is 221430676335107. The reversal of 221430676335100 is 1533676034122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221430676335107) 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, 385615290 + ... + 386189089.

Almost surely, 2^{221430676335100} is an apocalyptic number.

221430676335100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

221430676335100 is an abundant number, since it is smaller than the sum of its proper divisors (287713237063300).

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

221430676335100 is a wasteful number, since it uses less digits than its factorization.

221430676335100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 771804563 (or 771804556 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 43.

The spelling of 221430676335100 in words is "two hundred twenty-one trillion, four hundred thirty billion, six hundred seventy-six million, three hundred thirty-five thousand, one hundred".