1012101012111 has 8 divisors (see below), whose sum is σ = 1542249161344. Its totient is φ = 578343435480.

The previous prime is 1012101012107. The next prime is 1012101012121. The reversal of 1012101012111 is 1112101012101.

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

It is not a de Polignac number, because 1012101012111 - 2² = 1012101012107 is a prime.

It is a super-2 number, since 2×1012101012111² (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 (1012101012121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24097643125 + ... + 24097643166.

It is an arithmetic number, because the mean of its divisors is an integer number (192781145168).

Almost surely, 2^{1012101012111} is an apocalyptic number.

1012101012111 is a deficient number, since it is larger than the sum of its proper divisors (530148149233).

1012101012111 is an equidigital number, since it uses as much as digits as its factorization.

1012101012111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48195286301.

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

Adding to 1012101012111 its reverse (1112101012101), we get a palindrome (2124202024212).

The spelling of 1012101012111 in words is "one trillion, twelve billion, one hundred one million, twelve thousand, one hundred eleven".