100021200012011 has 8 divisors (see below), whose sum is σ = 100303332252480. Its totient is φ = 99739119918528.

The previous prime is 100021200011921. The next prime is 100021200012023. The reversal of 100021200012011 is 110210002120001.

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 100021200012011 - 2³⁴ = 100004020142827 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100021200011983 and 100021200012001.

It is not an unprimeable number, because it can be changed into a prime (100021200012091) 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, 9193616 + ... + 16869053.

It is an arithmetic number, because the mean of its divisors is an integer number (12537916531560).

Almost surely, 2^{100021200012011} is an apocalyptic number.

100021200012011 is a deficient number, since it is larger than the sum of its proper divisors (282132240469).

100021200012011 is a wasteful number, since it uses less digits than its factorization.

100021200012011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26073493.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 100021200012011 its reverse (110210002120001), we get a palindrome (210231202132012).

The spelling of 100021200012011 in words is "one hundred trillion, twenty-one billion, two hundred million, twelve thousand, eleven".