1220200323034 has 128 divisors (see below), whose sum is σ = 2418288058368. Its totient is φ = 447692002560.

The previous prime is 1220200323029. The next prime is 1220200323071. The reversal of 1220200323034 is 4303230020221.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 1220200322996 and 1220200323014.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 63105232 + ... + 63124564.

It is an arithmetic number, because the mean of its divisors is an integer number (18892875456).

Almost surely, 2^{1220200323034} is an apocalyptic number.

1220200323034 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1220200323034 is a deficient number, since it is larger than the sum of its proper divisors (1198087735334).

1220200323034 is a wasteful number, since it uses less digits than its factorization.

1220200323034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19652.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 1220200323034 its reverse (4303230020221), we get a palindrome (5523430343255).

The spelling of 1220200323034 in words is "one trillion, two hundred twenty billion, two hundred million, three hundred twenty-three thousand, thirty-four".