100122102102021 has 8 divisors (see below), whose sum is σ = 140522248564320. Its totient is φ = 63235011853872.

The previous prime is 100122102101963. The next prime is 100122102102047. The reversal of 100122102102021 is 120201201221001.

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

It is not a de Polignac number, because 100122102102021 - 2¹³ = 100122102093829 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100122102102091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 878264053470 + ... + 878264053583.

It is an arithmetic number, because the mean of its divisors is an integer number (17565281070540).

Almost surely, 2^{100122102102021} is an apocalyptic number.

It is an amenable number.

100122102102021 is a deficient number, since it is larger than the sum of its proper divisors (40400146462299).

100122102102021 is a wasteful number, since it uses less digits than its factorization.

100122102102021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1756528107075.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 100122102102021 its reverse (120201201221001), we get a palindrome (220323303323022).

The spelling of 100122102102021 in words is "one hundred trillion, one hundred twenty-two billion, one hundred two million, one hundred two thousand, twenty-one".