1340200020220 has 24 divisors (see below), whose sum is σ = 2862122079600. Its totient is φ = 526993905792.

The previous prime is 1340200020191. The next prime is 1340200020281. The reversal of 1340200020220 is 220200020431.

It is a super-2 number, since 2×1340200020220² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1340200020194 and 1340200020203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 567880185 + ... + 567882544.

It is an arithmetic number, because the mean of its divisors is an integer number (119255086650).

Almost surely, 2^{1340200020220} is an apocalyptic number.

1340200020220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1340200020220 is an abundant number, since it is smaller than the sum of its proper divisors (1521922059380).

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

1340200020220 is a wasteful number, since it uses less digits than its factorization.

1340200020220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1135762797 (or 1135762795 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 1340200020220 its reverse (220200020431), we get a palindrome (1560400040651).

The spelling of 1340200020220 in words is "one trillion, three hundred forty billion, two hundred million, twenty thousand, two hundred twenty".