1010121241145 has 16 divisors (see below), whose sum is σ = 1263486883008. Its totient is φ = 774521352000.

The previous prime is 1010121241111. The next prime is 1010121241183. The reversal of 1010121241145 is 5411421210101.

It is a de Polignac number, because none of the positive numbers 2^k-1010121241145 is a prime.

It is a super-2 number, since 2×1010121241145² (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 1010121241145.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40734731 + ... + 40759520.

It is an arithmetic number, because the mean of its divisors is an integer number (78967930188).

Almost surely, 2^{1010121241145} is an apocalyptic number.

It is an amenable number.

1010121241145 is a deficient number, since it is larger than the sum of its proper divisors (253365641863).

1010121241145 is an equidigital number, since it uses as much as digits as its factorization.

1010121241145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81494360.

The product of its (nonzero) digits is 320, while the sum is 23.

Adding to 1010121241145 its reverse (5411421210101), we get a palindrome (6421542451246).

The spelling of 1010121241145 in words is "one trillion, ten billion, one hundred twenty-one million, two hundred forty-one thousand, one hundred forty-five".