100021012212019 has 2 divisors, whose sum is σ = 100021012212020. Its totient is φ = 100021012212018.

The previous prime is 100021012211971. The next prime is 100021012212031. The reversal of 100021012212019 is 910212210120001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100021012212019 - 2⁷ = 100021012211891 is a prime.

It is a super-2 number, since 2×100021012212019² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (100021012212059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50010506106009 + 50010506106010.

It is an arithmetic number, because the mean of its divisors is an integer number (50010506106010).

Almost surely, 2^{100021012212019} is an apocalyptic number.

100021012212019 is a deficient number, since it is larger than the sum of its proper divisors (1).

100021012212019 is an equidigital number, since it uses as much as digits as its factorization.

100021012212019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 22.

The spelling of 100021012212019 in words is "one hundred trillion, twenty-one billion, twelve million, two hundred twelve thousand, nineteen".