1012122010101 has 128 divisors (see below), whose sum is σ = 1556692992000. Its totient is φ = 581454720000.

The previous prime is 1012122010087. The next prime is 1012122010157. The reversal of 1012122010101 is 1010102212101.

It is not a de Polignac number, because 1012122010101 - 2¹⁷ = 1012121879029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012122010171) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 879340876 + ... + 879342026.

It is an arithmetic number, because the mean of its divisors is an integer number (12161664000).

Almost surely, 2^{1012122010101} is an apocalyptic number.

It is an amenable number.

1012122010101 is a deficient number, since it is larger than the sum of its proper divisors (544570981899).

1012122010101 is a wasteful number, since it uses less digits than its factorization.

1012122010101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1555.

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

Adding to 1012122010101 its reverse (1010102212101), we get a palindrome (2022224222202).

The spelling of 1012122010101 in words is "one trillion, twelve billion, one hundred twenty-two million, ten thousand, one hundred one".