10202100122111 has 8 divisors (see below), whose sum is σ = 10284085801440. Its totient is φ = 10120223396608.

The previous prime is 10202100122077. The next prime is 10202100122113. The reversal of 10202100122111 is 11122100120201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10202100122111 is a prime.

It is a super-2 number, since 2×10202100122111² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10202100122113) 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, 27050426 + ... + 27424983.

It is an arithmetic number, because the mean of its divisors is an integer number (1285510725180).

Almost surely, 2^{10202100122111} is an apocalyptic number.

10202100122111 is a deficient number, since it is larger than the sum of its proper divisors (81985679329).

10202100122111 is a wasteful number, since it uses less digits than its factorization.

10202100122111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54476913.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 10202100122111 its reverse (11122100120201), we get a palindrome (21324200242312).

The spelling of 10202100122111 in words is "ten trillion, two hundred two billion, one hundred million, one hundred twenty-two thousand, one hundred eleven".