121130022201020 has 48 divisors (see below), whose sum is σ = 290962021045248. Its totient is φ = 41494583645760.

The previous prime is 121130022200987. The next prime is 121130022201101. The reversal of 121130022201020 is 20102220031121.

It is a self number, because there is not a number n which added to its sum of digits gives 121130022201020.

It is a congruent number.

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, 371812436 + ... + 372138075.

It is an arithmetic number, because the mean of its divisors is an integer number (6061708771776).

Almost surely, 2^{121130022201020} is an apocalyptic number.

121130022201020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121130022201020 is an abundant number, since it is smaller than the sum of its proper divisors (169831998844228).

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

121130022201020 is a wasteful number, since it uses less digits than its factorization.

121130022201020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 743951690 (or 743951688 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 121130022201020 its reverse (20102220031121), we get a palindrome (141232242232141).

The spelling of 121130022201020 in words is "one hundred twenty-one trillion, one hundred thirty billion, twenty-two million, two hundred one thousand, twenty".