101233221040 has 80 divisors (see below), whose sum is σ = 274714417152. Its totient is φ = 33970044672.

The previous prime is 101233221031. The next prime is 101233221041. The reversal of 101233221040 is 40122332101.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 101233220999 and 101233221017.

It is not an unprimeable number, because it can be changed into a prime (101233221041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1896804 + ... + 1949443.

Almost surely, 2^101233221040 is an apocalyptic number.

101233221040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101233221040 is an abundant number, since it is smaller than the sum of its proper divisors (173481196112).

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

101233221040 is a wasteful number, since it uses less digits than its factorization.

101233221040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3846314 (or 3846308 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 101233221040 its reverse (40122332101), we get a palindrome (141355553141).

The spelling of 101233221040 in words is "one hundred one billion, two hundred thirty-three million, two hundred twenty-one thousand, forty".