20101210001202 has 16 divisors (see below), whose sum is σ = 43857185457312. Its totient is φ = 6091275757920.

The previous prime is 20101210001069. The next prime is 20101210001203. The reversal of 20101210001202 is 20210001210102.

It is not an unprimeable number, because it can be changed into a prime (20101210001203) 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, 152281893883 + ... + 152281894014.

It is an arithmetic number, because the mean of its divisors is an integer number (2741074091082).

Almost surely, 2^{20101210001202} is an apocalyptic number.

20101210001202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20101210001202 is an abundant number, since it is smaller than the sum of its proper divisors (23755975456110).

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

20101210001202 is a wasteful number, since it uses less digits than its factorization.

20101210001202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304563787913.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20101210001202 its reverse (20210001210102), we get a palindrome (40311211211304).

The spelling of 20101210001202 in words is "twenty trillion, one hundred one billion, two hundred ten million, one thousand, two hundred two".