100021211110101 has 32 divisors (see below), whose sum is σ = 140610782822400. Its totient is φ = 63148677632640.

The previous prime is 100021211110087. The next prime is 100021211110103. The reversal of 100021211110101 is 101011112120001.

It is not a de Polignac number, because 100021211110101 - 2⁷ = 100021211109973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100021211110103) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32439985 + ... + 35389193.

It is an arithmetic number, because the mean of its divisors is an integer number (4394086963200).

Almost surely, 2^{100021211110101} is an apocalyptic number.

It is an amenable number.

100021211110101 is a deficient number, since it is larger than the sum of its proper divisors (40589571712299).

100021211110101 is a wasteful number, since it uses less digits than its factorization.

100021211110101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2957049.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 100021211110101 its reverse (101011112120001), we get a palindrome (201032323230102).

The spelling of 100021211110101 in words is "one hundred trillion, twenty-one billion, two hundred eleven million, one hundred ten thousand, one hundred one".