1001021022110 has 16 divisors (see below), whose sum is σ = 1801851712416. Its totient is φ = 400405326048.

The previous prime is 1001021022101. The next prime is 1001021022137. The reversal of 1001021022110 is 112201201001.

It is a super-2 number, since 2×1001021022110² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1001021022091 and 1001021022100.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1351004 + ... + 1956336.

It is an arithmetic number, because the mean of its divisors is an integer number (112615732026).

Almost surely, 2^{1001021022110} is an apocalyptic number.

1001021022110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1001021022110 is a deficient number, since it is larger than the sum of its proper divisors (800830690306).

1001021022110 is a wasteful number, since it uses less digits than its factorization.

1001021022110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 770707.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1001021022110 its reverse (112201201001), we get a palindrome (1113222223111).

The spelling of 1001021022110 in words is "one trillion, one billion, twenty-one million, twenty-two thousand, one hundred ten".