10101121201011 has 16 divisors (see below), whose sum is σ = 13887274238208. Its totient is φ = 6525974700000.

The previous prime is 10101121201009. The next prime is 10101121201051. The reversal of 10101121201011 is 11010212110101.

It is not a de Polignac number, because 10101121201011 - 2¹ = 10101121201009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10101121201051) 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, 181249215 + ... + 181304936.

It is an arithmetic number, because the mean of its divisors is an integer number (867954639888).

Almost surely, 2^{10101121201011} is an apocalyptic number.

10101121201011 is a deficient number, since it is larger than the sum of its proper divisors (3786153037197).

10101121201011 is a wasteful number, since it uses less digits than its factorization.

10101121201011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362554442.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 10101121201011 its reverse (11010212110101), we get a palindrome (21111333311112).

The spelling of 10101121201011 in words is "ten trillion, one hundred one billion, one hundred twenty-one million, two hundred one thousand, eleven".