212203110013400 has 96 divisors (see below), whose sum is σ = 538241618278080. Its totient is φ = 77162277456000.

The previous prime is 212203110013399. The next prime is 212203110013417. The reversal of 212203110013400 is 4310011302212.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 67334915 + ... + 70415885.

It is an arithmetic number, because the mean of its divisors is an integer number (5606683523730).

Almost surely, 2^{212203110013400} is an apocalyptic number.

212203110013400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212203110013400 is an abundant number, since it is smaller than the sum of its proper divisors (326038508264680).

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

212203110013400 is a wasteful number, since it uses less digits than its factorization.

212203110013400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3112305 (or 3112296 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 212203110013400 its reverse (4310011302212), we get a palindrome (216513121315612).

The spelling of 212203110013400 in words is "two hundred twelve trillion, two hundred three billion, one hundred ten million, thirteen thousand, four hundred".