1212102021002 has 16 divisors (see below), whose sum is σ = 1855264961472. Its totient is φ = 593790328800.

The previous prime is 1212102020993. The next prime is 1212102021023. The reversal of 1212102021002 is 2001202012121.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27468248 + ... + 27512339.

It is an arithmetic number, because the mean of its divisors is an integer number (115954060092).

Almost surely, 2^{1212102021002} is an apocalyptic number.

1212102021002 is a deficient number, since it is larger than the sum of its proper divisors (643162940470).

1212102021002 is a wasteful number, since it uses less digits than its factorization.

1212102021002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54980813.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1212102021002 its reverse (2001202012121), we get a palindrome (3213304033123).

The spelling of 1212102021002 in words is "one trillion, two hundred twelve billion, one hundred two million, twenty-one thousand, two".