202110120123011 has 8 divisors (see below), whose sum is σ = 208744388737920. Its totient is φ = 195580328179392.

The previous prime is 202110120122983. The next prime is 202110120123013. The reversal of 202110120123011 is 110321021011202.

It is a happy number.

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-202110120123011 is a prime.

It is a super-2 number, since 2×202110120123011² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202110120123013) 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, 26119163891 + ... + 26119171628.

It is an arithmetic number, because the mean of its divisors is an integer number (26093048592240).

Almost surely, 2^{202110120123011} is an apocalyptic number.

202110120123011 is a deficient number, since it is larger than the sum of its proper divisors (6634268614909).

202110120123011 is an equidigital number, since it uses as much as digits as its factorization.

202110120123011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52238335645.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 202110120123011 its reverse (110321021011202), we get a palindrome (312431141134213).

The spelling of 202110120123011 in words is "two hundred two trillion, one hundred ten billion, one hundred twenty million, one hundred twenty-three thousand, eleven".