103212021332100 has 72 divisors (see below), whose sum is σ = 298632665848608. Its totient is φ = 27522663372800.

The previous prime is 103212021332093. The next prime is 103212021332137. The reversal of 103212021332100 is 1233120212301.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11977195 + ... + 18705005.

It is an arithmetic number, because the mean of its divisors is an integer number (4147675914564).

Almost surely, 2^{103212021332100} is an apocalyptic number.

103212021332100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103212021332100 is an abundant number, since it is smaller than the sum of its proper divisors (195420644516508).

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

103212021332100 is a wasteful number, since it uses less digits than its factorization.

103212021332100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6778965 (or 6778958 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 103212021332100 its reverse (1233120212301), we get a palindrome (104445141544401).

The spelling of 103212021332100 in words is "one hundred three trillion, two hundred twelve billion, twenty-one million, three hundred thirty-two thousand, one hundred".