101021121211002 has 16 divisors (see below), whose sum is σ = 202050028261632. Its totient is φ = 33672409430400.

The previous prime is 101021121210967. The next prime is 101021121211057. The reversal of 101021121211002 is 200112121120101.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 324241303 + ... + 324552714.

It is an arithmetic number, because the mean of its divisors is an integer number (12628126766352).

Almost surely, 2^{101021121211002} is an apocalyptic number.

101021121211002 is an abundant number, since it is smaller than the sum of its proper divisors (101028907050630).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101021121211002 is a wasteful number, since it uses less digits than its factorization.

101021121211002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648819973.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 101021121211002 its reverse (200112121120101), we get a palindrome (301133242331103).

Subtracting 101021121211002 from its reverse (200112121120101), we obtain a palindrome (99090999909099).

The spelling of 101021121211002 in words is "one hundred one trillion, twenty-one billion, one hundred twenty-one million, two hundred eleven thousand, two".