100212255043541 has 4 divisors (see below), whose sum is σ = 106107093575532. Its totient is φ = 94317416511552.

The previous prime is 100212255043517. The next prime is 100212255043543. The reversal of 100212255043541 is 145340552212001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 63913389322225 + 36298865721316 = 7994585^2 + 6024854^2 .

It is a cyclic number.

It is not a de Polignac number, because 100212255043541 - 2¹⁰ = 100212255042517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100212255043543) 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 in 3 ways as a sum of consecutive naturals, for example, 2947419265970 + ... + 2947419266003.

It is an arithmetic number, because the mean of its divisors is an integer number (26526773393883).

Almost surely, 2^{100212255043541} is an apocalyptic number.

It is an amenable number.

100212255043541 is a deficient number, since it is larger than the sum of its proper divisors (5894838531991).

100212255043541 is an equidigital number, since it uses as much as digits as its factorization.

100212255043541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5894838531990.

The product of its (nonzero) digits is 48000, while the sum is 35.

The spelling of 100212255043541 in words is "one hundred trillion, two hundred twelve billion, two hundred fifty-five million, forty-three thousand, five hundred forty-one".