1021011010102 has 16 divisors (see below), whose sum is σ = 1568464293024. Its totient is φ = 498331960000.

The previous prime is 1021011010099. The next prime is 1021011010109. The reversal of 1021011010102 is 2010101101201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021011010109) 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, 35580799 + ... + 35609482.

It is an arithmetic number, because the mean of its divisors is an integer number (98029018314).

Almost surely, 2^{1021011010102} is an apocalyptic number.

1021011010102 is a deficient number, since it is larger than the sum of its proper divisors (547453282922).

1021011010102 is a wasteful number, since it uses less digits than its factorization.

1021011010102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71190455.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1021011010102 its reverse (2010101101201), we get a palindrome (3031112111303).

The spelling of 1021011010102 in words is "one trillion, twenty-one billion, eleven million, ten thousand, one hundred two".