202101010121011 has 8 divisors (see below), whose sum is σ = 202179974022000. Its totient is φ = 202022049250560.

The previous prime is 202101010120987. The next prime is 202101010121033. The reversal of 202101010121011 is 110121010101202.

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 not a de Polignac number, because 202101010121011 - 2¹³ = 202101010112819 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 202101010120982 and 202101010121000.

It is not an unprimeable number, because it can be changed into a prime (202101010121411) 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, 137568795 + ... + 139030123.

It is an arithmetic number, because the mean of its divisors is an integer number (25272496752750).

Almost surely, 2^{202101010121011} is an apocalyptic number.

202101010121011 is a deficient number, since it is larger than the sum of its proper divisors (78963900989).

202101010121011 is a wasteful number, since it uses less digits than its factorization.

202101010121011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1515269.

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

Adding to 202101010121011 its reverse (110121010101202), we get a palindrome (312222020222213).

The spelling of 202101010121011 in words is "two hundred two trillion, one hundred one billion, ten million, one hundred twenty-one thousand, eleven".