101002111022011 has 4 divisors (see below), whose sum is σ = 101002870872072. Its totient is φ = 101001351171952.

The previous prime is 101002111021997. The next prime is 101002111022017. The reversal of 101002111022011 is 110220111200101.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 101002111022011 - 2¹¹ = 101002111019963 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101002111021982 and 101002111022000.

It is not an unprimeable number, because it can be changed into a prime (101002111022017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 379725610 + ... + 379991503.

It is an arithmetic number, because the mean of its divisors is an integer number (25250717718018).

Almost surely, 2^{101002111022011} is an apocalyptic number.

101002111022011 is a deficient number, since it is larger than the sum of its proper divisors (759850061).

101002111022011 is an equidigital number, since it uses as much as digits as its factorization.

101002111022011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 759850060.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 101002111022011 its reverse (110220111200101), we get a palindrome (211222222222112).

The spelling of 101002111022011 in words is "one hundred one trillion, two billion, one hundred eleven million, twenty-two thousand, eleven".