102011001211202 has 4 divisors (see below), whose sum is σ = 153016501816806. Its totient is φ = 51005500605600.

The previous prime is 102011001211199. The next prime is 102011001211243. The reversal of 102011001211202 is 202112100110201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 70105437664201 + 31905563547001 = 8372899^2 + 5648501^2 .

It is a super-2 number, since 2×102011001211202² (a number of 29 digits) contains 22 as substring.

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 as a sum of consecutive naturals, namely, 25502750302799 + ... + 25502750302802.

Almost surely, 2^{102011001211202} is an apocalyptic number.

102011001211202 is a deficient number, since it is larger than the sum of its proper divisors (51005500605604).

102011001211202 is an equidigital number, since it uses as much as digits as its factorization.

102011001211202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51005500605603.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 102011001211202 its reverse (202112100110201), we get a palindrome (304123101321403).

The spelling of 102011001211202 in words is "one hundred two trillion, eleven billion, one million, two hundred eleven thousand, two hundred two".