1020200554 has 16 divisors (see below), whose sum is σ = 1613102400. Its totient is φ = 482575104.

The previous prime is 1020200521. The next prime is 1020200563. The reversal of 1020200554 is 4550020201.

It is a Harshad number since it is a multiple of its sum of digits (19).

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, 9162 + ... + 46090.

It is an arithmetic number, because the mean of its divisors is an integer number (100818900).

Almost surely, 2^1020200554 is an apocalyptic number.

1020200554 is a deficient number, since it is larger than the sum of its proper divisors (592901846).

1020200554 is a wasteful number, since it uses less digits than its factorization.

1020200554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37677.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 1020200554 is about 31940.5784856818. The cubic root of 1020200554 is about 1006.6886798153.

Adding to 1020200554 its reverse (4550020201), we get a palindrome (5570220755).

The spelling of 1020200554 in words is "one billion, twenty million, two hundred thousand, five hundred fifty-four".