21142101299 has 8 divisors (see below), whose sum is σ = 23065378992. Its totient is φ = 19219035040.

The previous prime is 21142101269. The next prime is 21142101307. The reversal of 21142101299 is 99210124112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 21142101299 - 2²⁸ = 20873665843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21142101269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 215477 + ... + 297849.

It is an arithmetic number, because the mean of its divisors is an integer number (2883172374).

Almost surely, 2^21142101299 is an apocalyptic number.

21142101299 is a deficient number, since it is larger than the sum of its proper divisors (1923277693).

21142101299 is a wasteful number, since it uses less digits than its factorization.

21142101299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105717.

The product of its (nonzero) digits is 2592, while the sum is 32.

The spelling of 21142101299 in words is "twenty-one billion, one hundred forty-two million, one hundred one thousand, two hundred ninety-nine".