10101210021002 has 8 divisors (see below), whose sum is σ = 15521371495812. Its totient is φ = 4927419522400.

The previous prime is 10101210020989. The next prime is 10101210021011. The reversal of 10101210021002 is 20012001210101.

It can be written as a sum of positive squares in 2 ways, for example, as 8343726879601 + 1757483141401 = 2888551^2 + 1325701^2 .

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, 61592743949 + ... + 61592744112.

Almost surely, 2^{10101210021002} is an apocalyptic number.

10101210021002 is a deficient number, since it is larger than the sum of its proper divisors (5420161474810).

10101210021002 is a wasteful number, since it uses less digits than its factorization.

10101210021002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123185488104.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 10101210021002 its reverse (20012001210101), we get a palindrome (30113211231103).

The spelling of 10101210021002 in words is "ten trillion, one hundred one billion, two hundred ten million, twenty-one thousand, two".