11021011121210 has 8 divisors (see below), whose sum is σ = 19837820018196. Its totient is φ = 4408404448480.

The previous prime is 11021011121209. The next prime is 11021011121287. The reversal of 11021011121210 is 1212111012011.

It can be written as a sum of positive squares in 2 ways, for example, as 9987578257969 + 1033432863241 = 3160313^2 + 1016579^2 .

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

It is a super-2 number, since 2×11021011121210² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 551050556051 + ... + 551050556070.

Almost surely, 2^{11021011121210} is an apocalyptic number.

11021011121210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11021011121210 is a deficient number, since it is larger than the sum of its proper divisors (8816808896986).

11021011121210 is a wasteful number, since it uses less digits than its factorization.

11021011121210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1102101112128.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 11021011121210 its reverse (1212111012011), we get a palindrome (12233122133221).

The spelling of 11021011121210 in words is "eleven trillion, twenty-one billion, eleven million, one hundred twenty-one thousand, two hundred ten".