121011021011002 has 16 divisors (see below), whose sum is σ = 183382420515840. Its totient is φ = 59885821594368.

The previous prime is 121011021010993. The next prime is 121011021011009. The reversal of 121011021011002 is 200110120110121.

It is a happy number.

It is a super-2 number, since 2×121011021011002² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (121011021011009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 568415463 + ... + 568628314.

It is an arithmetic number, because the mean of its divisors is an integer number (11461401282240).

Almost surely, 2^{121011021011002} is an apocalyptic number.

121011021011002 is a deficient number, since it is larger than the sum of its proper divisors (62371399504838).

121011021011002 is a wasteful number, since it uses less digits than its factorization.

121011021011002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1137044325.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 121011021011002 its reverse (200110120110121), we get a palindrome (321121141121123).

The spelling of 121011021011002 in words is "one hundred twenty-one trillion, eleven billion, twenty-one million, eleven thousand, two".