1001022010 has 32 divisors (see below), whose sum is σ = 1824696720. Its totient is φ = 395361792.

The previous prime is 1001022007. The next prime is 1001022047. The reversal of 1001022010 is 102201001.

It can be written as a sum of positive squares in 8 ways, for example, as 669308641 + 331713369 = 25871^2 + 18213^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1001021984 and 1001022002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 268036 + ... + 271744.

Almost surely, 2^1001022010 is an apocalyptic number.

1001022010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1001022010 is a deficient number, since it is larger than the sum of its proper divisors (823674710).

1001022010 is a wasteful number, since it uses less digits than its factorization.

1001022010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4050.

The product of its (nonzero) digits is 4, while the sum is 7.

The square root of 1001022010 is about 31638.9318719833. The cubic root of 1001022010 is about 1000.3405540098.

Adding to 1001022010 its reverse (102201001), we get a palindrome (1103223011).

The spelling of 1001022010 in words is "one billion, one million, twenty-two thousand, ten".