140321224212100 has 36 divisors (see below), whose sum is σ = 304534043272564. Its totient is φ = 56121671854080.

The previous prime is 140321224212049. The next prime is 140321224212107. The reversal of 140321224212100 is 1212422123041.

It can be written as a sum of positive squares in 6 ways, for example, as 23244972260416 + 117076251951684 = 4821304^2 + 10820178^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (140321224212107) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 84395469 + ... + 86042068.

Almost surely, 2^{140321224212100} is an apocalyptic number.

140321224212100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140321224212100 is an abundant number, since it is smaller than the sum of its proper divisors (164212819060464).

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

140321224212100 is a wasteful number, since it uses less digits than its factorization.

140321224212100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170445784 (or 170445777 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 140321224212100 its reverse (1212422123041), we get a palindrome (141533646335141).

The spelling of 140321224212100 in words is "one hundred forty trillion, three hundred twenty-one billion, two hundred twenty-four million, two hundred twelve thousand, one hundred".