1210122123132 has 48 divisors (see below), whose sum is σ = 3074986242720. Its totient is φ = 368161609728.

The previous prime is 1210122123109. The next prime is 1210122123137. The reversal of 1210122123132 is 2313212210121.

It is a junction number, because it is equal to n+sod(n) for n = 1210122123099 and 1210122123108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1210122123137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43565853 + ... + 43593620.

It is an arithmetic number, because the mean of its divisors is an integer number (64062213390).

Almost surely, 2^{1210122123132} is an apocalyptic number.

1210122123132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1210122123132 is an abundant number, since it is smaller than the sum of its proper divisors (1864864119588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1210122123132 is a wasteful number, since it uses less digits than its factorization.

1210122123132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87159582 (or 87159580 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 1210122123132 its reverse (2313212210121), we get a palindrome (3523334333253).

The spelling of 1210122123132 in words is "one trillion, two hundred ten billion, one hundred twenty-two million, one hundred twenty-three thousand, one hundred thirty-two".