1123101154025 has 12 divisors (see below), whose sum is σ = 1394131741212. Its totient is φ = 897522013440.

The previous prime is 1123101154009. The next prime is 1123101154051. The reversal of 1123101154025 is 5204511013211.

It can be written as a sum of positive squares in 6 ways, for example, as 16801085161 + 1106300068864 = 129619^2 + 1051808^2 .

It is not a de Polignac number, because 1123101154025 - 2⁴ = 1123101154009 is a prime.

It is a super-2 number, since 2×1123101154025² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1123101153985 and 1123101154003.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23948852 + ... + 23995701.

It is an arithmetic number, because the mean of its divisors is an integer number (116177645101).

Almost surely, 2^{1123101154025} is an apocalyptic number.

It is an amenable number.

1123101154025 is a deficient number, since it is larger than the sum of its proper divisors (271030587187).

1123101154025 is an equidigital number, since it uses as much as digits as its factorization.

1123101154025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47945500 (or 47945495 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 26.

Adding to 1123101154025 its reverse (5204511013211), we get a palindrome (6327612167236).

The spelling of 1123101154025 in words is "one trillion, one hundred twenty-three billion, one hundred one million, one hundred fifty-four thousand, twenty-five".