1022421201 has 8 divisors (see below), whose sum is σ = 1363720800. Its totient is φ = 681367872.

The previous prime is 1022421193. The next prime is 1022421203. The reversal of 1022421201 is 1021242201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1022421201 - 2³ = 1022421193 is a prime.

It is a super-2 number, since 2×1022421201² = 2090690224508564802, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1022421203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51651 + ... + 68648.

It is an arithmetic number, because the mean of its divisors is an integer number (170465100).

Almost surely, 2^1022421201 is an apocalyptic number.

It is an amenable number.

1022421201 is a deficient number, since it is larger than the sum of its proper divisors (341299599).

1022421201 is a wasteful number, since it uses less digits than its factorization.

1022421201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123135.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 1022421201 is about 31975.3217497494. The cubic root of 1022421201 is about 1007.4185625033.

Adding to 1022421201 its reverse (1021242201), we get a palindrome (2043663402).

The spelling of 1022421201 in words is "one billion, twenty-two million, four hundred twenty-one thousand, two hundred one".