201102010011 has 16 divisors (see below), whose sum is σ = 340490176000. Its totient is φ = 114915434184.

The previous prime is 201102010009. The next prime is 201102010013. The reversal of 201102010011 is 110010201102.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (201102010009) and next prime (201102010013).

It is not a de Polignac number, because 201102010011 - 2¹ = 201102010009 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201102009975 and 201102010002.

It is not an unprimeable number, because it can be changed into a prime (201102010013) 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, 532015711 + ... + 532016088.

It is an arithmetic number, because the mean of its divisors is an integer number (21280636000).

Almost surely, 2^201102010011 is an apocalyptic number.

201102010011 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

201102010011 is a deficient number, since it is larger than the sum of its proper divisors (139388165989).

201102010011 is a wasteful number, since it uses less digits than its factorization.

201102010011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1064031815 (or 1064031809 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 201102010011 its reverse (110010201102), we get a palindrome (311112211113).

The spelling of 201102010011 in words is "two hundred one billion, one hundred two million, ten thousand, eleven".