1022201001250 has 160 divisors (see below), whose sum is σ = 2255654459520. Its totient is φ = 342404160000.

The previous prime is 1022201001209. The next prime is 1022201001251. The reversal of 1022201001250 is 521001022201.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1022201001251) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 89905566 + ... + 89916934.

It is an arithmetic number, because the mean of its divisors is an integer number (14097840372).

Almost surely, 2^{1022201001250} is an apocalyptic number.

1022201001250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1022201001250 is an abundant number, since it is smaller than the sum of its proper divisors (1233453458270).

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

1022201001250 is a wasteful number, since it uses less digits than its factorization.

1022201001250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11918 (or 11903 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 16.

Adding to 1022201001250 its reverse (521001022201), we get a palindrome (1543202023451).

The spelling of 1022201001250 in words is "one trillion, twenty-two billion, two hundred one million, one thousand, two hundred fifty".