10201021012011 has 4 divisors (see below), whose sum is σ = 13601361349352. Its totient is φ = 6800680674672.

The previous prime is 10201021012009. The next prime is 10201021012057. The reversal of 10201021012011 is 11021012010201.

10201021012011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 10201021012011 - 2¹ = 10201021012009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10201021012001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1700170168666 + ... + 1700170168671.

It is an arithmetic number, because the mean of its divisors is an integer number (3400340337338).

Almost surely, 2^{10201021012011} is an apocalyptic number.

10201021012011 is a deficient number, since it is larger than the sum of its proper divisors (3400340337341).

10201021012011 is an equidigital number, since it uses as much as digits as its factorization.

10201021012011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3400340337340.

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

Adding to 10201021012011 its reverse (11021012010201), we get a palindrome (21222033022212).

The spelling of 10201021012011 in words is "ten trillion, two hundred one billion, twenty-one million, twelve thousand, eleven".