221314025140140 has 48 divisors (see below), whose sum is σ = 619706646397440. Its totient is φ = 59014466132160.

The previous prime is 221314025140123. The next prime is 221314025140163. The reversal of 221314025140140 is 41041520413122.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 221314025140098 and 221314025140107.

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, 80106546 + ... + 82823225.

It is an arithmetic number, because the mean of its divisors is an integer number (12910555133280).

Almost surely, 2^{221314025140140} is an apocalyptic number.

221314025140140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

221314025140140 is an abundant number, since it is smaller than the sum of its proper divisors (398392621257300).

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

221314025140140 is a wasteful number, since it uses less digits than its factorization.

221314025140140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162952422 (or 162952420 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

Adding to 221314025140140 its reverse (41041520413122), we get a palindrome (262355545553262).

The spelling of 221314025140140 in words is "two hundred twenty-one trillion, three hundred fourteen billion, twenty-five million, one hundred forty thousand, one hundred forty".