121001010122002 has 8 divisors (see below), whose sum is σ = 181501571616012. Its totient is φ = 60500486250000.

The previous prime is 121001010121991. The next prime is 121001010122029. The reversal of 121001010122002 is 200221010100121.

It can be written as a sum of positive squares in 2 ways, for example, as 112220568483241 + 8780441638761 = 10593421^2 + 2963181^2 .

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

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, 888252 + ... + 15581752.

Almost surely, 2^{121001010122002} is an apocalyptic number.

121001010122002 is a deficient number, since it is larger than the sum of its proper divisors (60500561494010).

121001010122002 is a wasteful number, since it uses less digits than its factorization.

121001010122002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18811004.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 121001010122002 its reverse (200221010100121), we get a palindrome (321222020222123).

The spelling of 121001010122002 in words is "one hundred twenty-one trillion, one billion, ten million, one hundred twenty-two thousand, two".