21121121133002 has 8 divisors (see below), whose sum is σ = 34561834581312. Its totient is φ = 9600509605900.

The previous prime is 21121121132999. The next prime is 21121121133059. The reversal of 21121121133002 is 20033112112112.

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

It is a super-2 number, since 2×21121121133002² (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, 480025480274 + ... + 480025480317.

It is an arithmetic number, because the mean of its divisors is an integer number (4320229322664).

Almost surely, 2^{21121121133002} is an apocalyptic number.

21121121133002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

21121121133002 is a deficient number, since it is larger than the sum of its proper divisors (13440713448310).

21121121133002 is a wasteful number, since it uses less digits than its factorization.

21121121133002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 960050960604.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 21121121133002 its reverse (20033112112112), we get a palindrome (41154233245114).

The spelling of 21121121133002 in words is "twenty-one trillion, one hundred twenty-one billion, one hundred twenty-one million, one hundred thirty-three thousand, two".