101011220132 has 12 divisors (see below), whose sum is σ = 177096385116. Its totient is φ = 50412252960.

The previous prime is 101011220087. The next prime is 101011220137. The reversal of 101011220132 is 231022110101.

It can be written as a sum of positive squares in 2 ways, for example, as 35488531456 + 65522688676 = 188384^2 + 255974^2 .

It is not an unprimeable number, because it can be changed into a prime (101011220137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23336843 + ... + 23341170.

It is an arithmetic number, because the mean of its divisors is an integer number (14758032093).

Almost surely, 2^101011220132 is an apocalyptic number.

It is an amenable number.

101011220132 is a deficient number, since it is larger than the sum of its proper divisors (76085164984).

101011220132 is a wasteful number, since it uses less digits than its factorization.

101011220132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46678558 (or 46678556 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 101011220132 its reverse (231022110101), we get a palindrome (332033330233).

The spelling of 101011220132 in words is "one hundred one billion, eleven million, two hundred twenty thousand, one hundred thirty-two".