1012011220101 has 8 divisors (see below), whose sum is σ = 1542112335424. Its totient is φ = 578292125760.

The previous prime is 1012011220097. The next prime is 1012011220117. The reversal of 1012011220101 is 1010221102101.

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

It is not a de Polignac number, because 1012011220101 - 2² = 1012011220097 is a prime.

It is a super-2 number, since 2×1012011220101² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012011220301) 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, 24095505220 + ... + 24095505261.

It is an arithmetic number, because the mean of its divisors is an integer number (192764041928).

Almost surely, 2^{1012011220101} is an apocalyptic number.

It is an amenable number.

1012011220101 is a deficient number, since it is larger than the sum of its proper divisors (530101115323).

1012011220101 is an equidigital number, since it uses as much as digits as its factorization.

1012011220101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48191010491.

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

Adding to 1012011220101 its reverse (1010221102101), we get a palindrome (2022232322202).

The spelling of 1012011220101 in words is "one trillion, twelve billion, eleven million, two hundred twenty thousand, one hundred one".