1211140020130 has 48 divisors (see below), whose sum is σ = 2258310982824. Its totient is φ = 467648599040.

The previous prime is 1211140020127. The next prime is 1211140020143. The reversal of 1211140020130 is 310200411121.

It can be written as a sum of positive squares in 12 ways, for example, as 4835394369 + 1206304625761 = 69537^2 + 1098319^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46856010 + ... + 46881850.

Almost surely, 2^{1211140020130} is an apocalyptic number.

1211140020130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1211140020130 is a deficient number, since it is larger than the sum of its proper divisors (1047170962694).

1211140020130 is a wasteful number, since it uses less digits than its factorization.

1211140020130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31479 (or 31450 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 1211140020130 its reverse (310200411121), we get a palindrome (1521340431251).

The spelling of 1211140020130 in words is "one trillion, two hundred eleven billion, one hundred forty million, twenty thousand, one hundred thirty".