32100020122 has 4 divisors (see below), whose sum is σ = 48150030186. Its totient is φ = 16050010060.

The previous prime is 32100020101. The next prime is 32100020123. The reversal of 32100020122 is 22102000123.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 31003814241 + 1096205881 = 176079^2 + 33109^2 .

It is a super-2 number, since 2×32100020122² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (32100020123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8025005029 + ... + 8025005032.

Almost surely, 2^32100020122 is an apocalyptic number.

32100020122 is a deficient number, since it is larger than the sum of its proper divisors (16050010064).

32100020122 is a wasteful number, since it uses less digits than its factorization.

32100020122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16050010063.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 32100020122 its reverse (22102000123), we get a palindrome (54202020245).

The spelling of 32100020122 in words is "thirty-two billion, one hundred million, twenty thousand, one hundred twenty-two".