1011121210013 has 8 divisors (see below), whose sum is σ = 1029616986816. Its totient is φ = 992743617600.

The previous prime is 1011121209977. The next prime is 1011121210039. The reversal of 1011121210013 is 3100121211101.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1011121210013 is a prime.

It is a super-2 number, since 2×1011121210013² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1011121210013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011121260013) 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, 29528831 + ... + 29563052.

It is an arithmetic number, because the mean of its divisors is an integer number (128702123352).

Almost surely, 2^{1011121210013} is an apocalyptic number.

It is an amenable number.

1011121210013 is a deficient number, since it is larger than the sum of its proper divisors (18495776803).

1011121210013 is an equidigital number, since it uses as much as digits as its factorization.

1011121210013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59092195.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 1011121210013 its reverse (3100121211101), we get a palindrome (4111242421114).

The spelling of 1011121210013 in words is "one trillion, eleven billion, one hundred twenty-one million, two hundred ten thousand, thirteen".