1302212001123 has 12 divisors (see below), whose sum is σ = 2051970426168. Its totient is φ = 789219394560.

The previous prime is 1302212001107. The next prime is 1302212001149. The reversal of 1302212001123 is 3211002122031.

1302212001123 is a `hidden beast` number, since 130 + 221 + 200 + 112 + 3 = 666.

It is not a de Polignac number, because 1302212001123 - 2⁴ = 1302212001107 is a prime.

It is a super-2 number, since 2×1302212001123² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1302212001096 and 1302212001105.

It is not an unprimeable number, because it can be changed into a prime (1302212001023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6576828190 + ... + 6576828387.

It is an arithmetic number, because the mean of its divisors is an integer number (170997535514).

Almost surely, 2^{1302212001123} is an apocalyptic number.

1302212001123 is a deficient number, since it is larger than the sum of its proper divisors (749758425045).

1302212001123 is a wasteful number, since it uses less digits than its factorization.

1302212001123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13153656594 (or 13153656591 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 1302212001123 its reverse (3211002122031), we get a palindrome (4513214123154).

The spelling of 1302212001123 in words is "one trillion, three hundred two billion, two hundred twelve million, one thousand, one hundred twenty-three".