20101011102201 has 16 divisors (see below), whose sum is σ = 27984649694400. Its totient is φ = 12817660527168.

The previous prime is 20101011102191. The next prime is 20101011102241. The reversal of 20101011102201 is 10220111010102.

It is not a de Polignac number, because 20101011102201 - 2²⁹ = 20100474231289 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (20101011102241) 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, 1079645386 + ... + 1079664003.

It is an arithmetic number, because the mean of its divisors is an integer number (1749040605900).

Almost surely, 2^{20101011102201} is an apocalyptic number.

It is an amenable number.

20101011102201 is a deficient number, since it is larger than the sum of its proper divisors (7883638592199).

20101011102201 is a wasteful number, since it uses less digits than its factorization.

20101011102201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2159309528.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 20101011102201 its reverse (10220111010102), we get a palindrome (30321122112303).

The spelling of 20101011102201 in words is "twenty trillion, one hundred one billion, eleven million, one hundred two thousand, two hundred one".