121130320123030 has 16 divisors (see below), whose sum is σ = 218036147689440. Its totient is φ = 48451778834112.

The previous prime is 121130320122979. The next prime is 121130320123031. The reversal of 121130320123030 is 30321023031121.

It is a junction number, because it is equal to n+sod(n) for n = 121130320122992 and 121130320123010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121130320123031) 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, 42192735 + ... + 44972074.

It is an arithmetic number, because the mean of its divisors is an integer number (13627259230590).

Almost surely, 2^{121130320123030} is an apocalyptic number.

121130320123030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121130320123030 is a deficient number, since it is larger than the sum of its proper divisors (96905827566410).

121130320123030 is a wasteful number, since it uses less digits than its factorization.

121130320123030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87303783.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 121130320123030 its reverse (30321023031121), we get a palindrome (151451343154151).

The spelling of 121130320123030 in words is "one hundred twenty-one trillion, one hundred thirty billion, three hundred twenty million, one hundred twenty-three thousand, thirty".