140033211421 has 8 divisors (see below), whose sum is σ = 143491860288. Its totient is φ = 136576620000.

The previous prime is 140033211419. The next prime is 140033211443. The reversal of 140033211421 is 124112330041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 140033211421 - 2¹ = 140033211419 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 140033211392 and 140033211401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140033211481) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 376105 + ... + 649246.

It is an arithmetic number, because the mean of its divisors is an integer number (17936482536).

Almost surely, 2^140033211421 is an apocalyptic number.

It is an amenable number.

140033211421 is a deficient number, since it is larger than the sum of its proper divisors (3458648867).

140033211421 is a wasteful number, since it uses less digits than its factorization.

140033211421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1028723.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 140033211421 its reverse (124112330041), we get a palindrome (264145541462).

The spelling of 140033211421 in words is "one hundred forty billion, thirty-three million, two hundred eleven thousand, four hundred twenty-one".