1020122010002 has 16 divisors (see below), whose sum is σ = 1533172627800. Its totient is φ = 509064819840.

The previous prime is 1020122009911. The next prime is 1020122010049. The reversal of 1020122010002 is 2000102210201.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 772357987921 + 247764022081 = 878839^2 + 497759^2 .

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, 5901824 + ... + 6072212.

Almost surely, 2^{1020122010002} is an apocalyptic number.

1020122010002 is a deficient number, since it is larger than the sum of its proper divisors (513050617798).

1020122010002 is a wasteful number, since it uses less digits than its factorization.

1020122010002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176221.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 1020122010002 its reverse (2000102210201), we get a palindrome (3020224220203).

The spelling of 1020122010002 in words is "one trillion, twenty billion, one hundred twenty-two million, ten thousand, two".