202020121023132 has 12 divisors (see below), whose sum is σ = 471380282387336. Its totient is φ = 67340040341040.

The previous prime is 202020121023109. The next prime is 202020121023143. The reversal of 202020121023132 is 231320121020202.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 202020121023099 and 202020121023108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8417505042619 + ... + 8417505042642.

Almost surely, 2^{202020121023132} is an apocalyptic number.

It is an amenable number.

202020121023132 is an abundant number, since it is smaller than the sum of its proper divisors (269360161364204).

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

202020121023132 is a wasteful number, since it uses less digits than its factorization.

202020121023132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16835010085268 (or 16835010085266 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 202020121023132 its reverse (231320121020202), we get a palindrome (433340242043334).

The spelling of 202020121023132 in words is "two hundred two trillion, twenty billion, one hundred twenty-one million, twenty-three thousand, one hundred thirty-two".