1201022011010 has 16 divisors (see below), whose sum is σ = 2275620652800. Its totient is φ = 455124130416.

The previous prime is 1201022011009. The next prime is 1201022011031. The reversal of 1201022011010 is 101102201021.

It is a super-2 number, since 2×1201022011010² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1201022010982 and 1201022011000.

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, 3160584050 + ... + 3160584429.

It is an arithmetic number, because the mean of its divisors is an integer number (142226290800).

Almost surely, 2^{1201022011010} is an apocalyptic number.

1201022011010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1201022011010 is a deficient number, since it is larger than the sum of its proper divisors (1074598641790).

1201022011010 is a wasteful number, since it uses less digits than its factorization.

1201022011010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6321168505.

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

Adding to 1201022011010 its reverse (101102201021), we get a palindrome (1302124212031).

The spelling of 1201022011010 in words is "one trillion, two hundred one billion, twenty-two million, eleven thousand, ten".