1011010120001 has 8 divisors (see below), whose sum is σ = 1156433646144. Its totient is φ = 865834971120.

The previous prime is 1011010119989. The next prime is 1011010120007. The reversal of 1011010120001 is 1000210101101.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1011010120001 - 2¹⁴ = 1011010103617 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1011010120007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62085590 + ... + 62101871.

It is an arithmetic number, because the mean of its divisors is an integer number (144554205768).

Almost surely, 2^{1011010120001} is an apocalyptic number.

It is an amenable number.

1011010120001 is a deficient number, since it is larger than the sum of its proper divisors (145423526143).

1011010120001 is a wasteful number, since it uses less digits than its factorization.

1011010120001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124188631.

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 1011010120001 its reverse (1000210101101), we get a palindrome (2011220221102).

The spelling of 1011010120001 in words is "one trillion, eleven billion, ten million, one hundred twenty thousand, one".