101321210020011 has 16 divisors (see below), whose sum is σ = 138218953206528. Its totient is φ = 66000136788000.

The previous prime is 101321210019973. The next prime is 101321210020021. The reversal of 101321210020011 is 110020012123101.

It is not a de Polignac number, because 101321210020011 - 2¹⁵ = 101321209987243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101321210020021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1833309501 + ... + 1833364766.

It is an arithmetic number, because the mean of its divisors is an integer number (8638684575408).

Almost surely, 2^{101321210020011} is an apocalyptic number.

101321210020011 is a deficient number, since it is larger than the sum of its proper divisors (36897743186517).

101321210020011 is a wasteful number, since it uses less digits than its factorization.

101321210020011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3666674482.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 101321210020011 its reverse (110020012123101), we get a palindrome (211341222143112).

The spelling of 101321210020011 in words is "one hundred one trillion, three hundred twenty-one billion, two hundred ten million, twenty thousand, eleven".