100211421345 has 32 divisors (see below), whose sum is σ = 189154836480. Its totient is φ = 44333161920.

The previous prime is 100211421301. The next prime is 100211421367. The reversal of 100211421345 is 543124112001.

It is not a de Polignac number, because 100211421345 - 2⁷ = 100211421217 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15390205 + ... + 15396714.

It is an arithmetic number, because the mean of its divisors is an integer number (5911088640).

Almost surely, 2^100211421345 is an apocalyptic number.

100211421345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

100211421345 is a deficient number, since it is larger than the sum of its proper divisors (88943415135).

100211421345 is a wasteful number, since it uses less digits than its factorization.

100211421345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30786965.

The product of its (nonzero) digits is 960, while the sum is 24.

Adding to 100211421345 its reverse (543124112001), we get a palindrome (643335533346).

The spelling of 100211421345 in words is "one hundred billion, two hundred eleven million, four hundred twenty-one thousand, three hundred forty-five".