121022021211002 has 32 divisors (see below), whose sum is σ = 192219777509760. Its totient is φ = 57032240823360.

The previous prime is 121022021210989. The next prime is 121022021211019. The reversal of 121022021211002 is 200112120220121.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65768768 + ... + 67583835.

It is an arithmetic number, because the mean of its divisors is an integer number (6006868047180).

Almost surely, 2^{121022021211002} is an apocalyptic number.

121022021211002 is a deficient number, since it is larger than the sum of its proper divisors (71197756298758).

121022021211002 is a wasteful number, since it uses less digits than its factorization.

121022021211002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133352918.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 121022021211002 its reverse (200112120220121), we get a palindrome (321134141431123).

The spelling of 121022021211002 in words is "one hundred twenty-one trillion, twenty-two billion, twenty-one million, two hundred eleven thousand, two".